diff --git a/package.json b/package.json
index 12fb1d9..49f9613 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "tone": "^14.8.49",
     "unique-names-generator": "^4.7.1",
     "vite-plugin-markdown": "^2.1.0",
-    "zifferjs": "^0.0.12",
+    "zifferjs": "^0.0.13",
     "zzfx": "^1.2.0"
   }
 }
diff --git a/src/API.ts b/src/API.ts
index c45f884..b0af566 100644
--- a/src/API.ts
+++ b/src/API.ts
@@ -236,7 +236,7 @@ export class UserAPI {
     }
   };
 
-  public midi = (value: number | object = 60): NoteEvent => {
+  public midi = (value: number|object = 60): NoteEvent => {
     /**
      * Sends a MIDI note to the current MIDI output.
      *
@@ -255,7 +255,6 @@ export class UserAPI {
      */
     this.MidiConnection.sendSysExMessage(data);
   };
-  sy = this.sysex;
 
   public pitch_bend = (value: number, channel: number): void => {
     /**
@@ -278,7 +277,6 @@ export class UserAPI {
      */
     this.MidiConnection.sendProgramChange(program, channel);
   };
-  pc = this.program_change;
 
   public midi_clock = (): void => {
     /**
@@ -300,7 +298,6 @@ export class UserAPI {
      */
     this.MidiConnection.sendMidiControlChange(control, value, channel);
   };
-  cc = this.control_change;
 
   public midi_panic = (): void => {
     /**
@@ -325,9 +322,9 @@ export class UserAPI {
       player = new Player(input, options, this.app);
       this.app.api.patternCache.set(key, player);
     }
-    if ((player && player.ziffers.index === -1) || player.played) {
-      player.callTime = this.epulse();
-      player.played = false;
+    if ((player && player.notStarted()) || player.played) {
+     player.callTime = this.epulse();
+     player.played = false;
     }
     return player;
   };
@@ -491,12 +488,6 @@ export class UserAPI {
     return current_chunk % 2 === 0;
   };
 
-  public babou = (chunk: number): boolean => {
-    const time_pos = this.epulse();
-    const chunkSize = Math.floor(chunk * this.ppqn());
-    return time_pos % chunkSize === 0;
-  };
-
   public divbar = (chunk: number): boolean => {
     const time_pos = this.bar() - 1;
     const current_chunk = Math.floor(time_pos / chunk);
@@ -875,8 +866,10 @@ export class UserAPI {
   };
 
   onbar = (n: number, ...bar: number[]): boolean => {
-    let bar_modulo = (this.bar() % n) + 1;
-    return bar.some((b) => b == bar_modulo);
+    // n is acting as a modulo on the bar number
+    const bar_list = [...Array(n).keys()].map((i) => i + 1);
+    console.log(bar.some((b) => bar_list.includes(b % n)));
+    return bar.some((b) => bar_list.includes(b % n));
   };
 
   onbeat = (...beat: number[]): boolean => {
@@ -1041,7 +1034,7 @@ export class UserAPI {
      */
     return this._euclidean_cycle(pulses, length, rotate)[iterator % length];
   };
-  eu = this.euclid;
+  ec = this.euclid;
 
   _euclidean_cycle(
     pulses: number,
@@ -1241,7 +1234,7 @@ export class UserAPI {
   // Trivial functions
   // =============================================================
 
-  sound = (sound: string | object) => {
+  sound = (sound: string|object) => {
     return new SoundEvent(sound, this.app);
   };
 
diff --git a/src/Clock.ts b/src/Clock.ts
index 223a0b3..bbd23c7 100644
--- a/src/Clock.ts
+++ b/src/Clock.ts
@@ -60,7 +60,7 @@ export class Clock {
 
     get ticks_before_new_bar(): number {
         /**
-         * This function returns the number of ticks sepaating the current moment
+         * This function returns the number of ticks separating the current moment
          * from the beginning of the next bar. 
          * 
          * @returns number of ticks until next bar
diff --git a/src/classes/ZPlayer.ts b/src/classes/ZPlayer.ts
index a12425a..1b32c8f 100644
--- a/src/classes/ZPlayer.ts
+++ b/src/classes/ZPlayer.ts
@@ -10,6 +10,7 @@ export class Player extends Event {
     input: string;
     ziffers: Ziffers;
     callTime: number = 0;
+    startBeat: number = 0;
     played: boolean = false;
     current!: Pitch|Chord|ZRest;
     retro: boolean = false;
@@ -21,6 +22,10 @@ export class Player extends Event {
         this.ziffers = new Ziffers(input, options);
     }
 
+    notStarted(): boolean {
+        return this.ziffers.notStarted();
+    }
+
     next = (): Pitch|Chord|ZRest => {
         this.current =  this.ziffers.next() as Pitch|Chord|ZRest;
         this.played = true;
@@ -32,10 +37,15 @@ export class Player extends Event {
     }
 
     areWeThereYet = (): boolean => {
-        const howAboutNow = (this.ziffers.notStarted() || 
-        this.pulseToSecond(this.app.api.epulse()) > 
-        this.pulseToSecond(this.callTime) +
-        this.current.duration * this.pulseToSecond(this.app.api.ppqn() * 4))
+        const howAboutNow = (
+            (this.notStarted()) ||
+            (
+                this.current && 
+                this.pulseToSecond(this.app.api.epulse()+1) >= 
+                this.pulseToSecond(this.callTime) +
+                (this.current.duration*4) * this.pulseToSecond(this.app.api.ppqn())
+            )
+        );
         if(howAboutNow) {
             this.tick = 0;
         } else {
diff --git a/yarn.lock b/yarn.lock
index 12b83e3..799b986 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1446,10 +1446,10 @@ yaml@^2.1.1:
   resolved "https://registry.yarnpkg.com/yaml/-/yaml-2.3.1.tgz#02fe0975d23cd441242aa7204e09fc28ac2ac33b"
   integrity sha512-2eHWfjaoXgTBC2jNM1LRef62VQa0umtvRiDSk6HSzW7RvS5YtkabJrwYLLEKWBc8a5U2PTSCs+dJjUTJdlHsWQ==
 
-zifferjs@^0.0.12:
-  version "0.0.12"
-  resolved "https://registry.yarnpkg.com/zifferjs/-/zifferjs-0.0.12.tgz#af03ac66902a4467c9b37430eda710d97f30aad0"
-  integrity sha512-WoTiBXcmLDt6dPK6hy2bpuVXuY8pKewwv9zSM57t55Zel0dvqhm0Pi4t07V12tdByUb1IyHIxxDRvwC4RJ7q4Q==
+zifferjs@^0.0.13:
+  version "0.0.13"
+  resolved "https://registry.yarnpkg.com/zifferjs/-/zifferjs-0.0.13.tgz#af155633357c95da6a4e5aaa84f23013b5574236"
+  integrity sha512-eNOQOn+NM4L3v2FqQEf0RSiJOKiZMaotGLGj1VBCPHi5WhHp3N61R7k9ZrnQKhPnfSI80NBoplhQ1Q1sdEjFlQ==
 
 zzfx@^1.2.0:
   version "1.2.0"