too sweet, a Hozier bass cover performed as code golf

press space to start

i=n=>Math.pow(2,n/12);x=new AudioContext();let b,p,y,z,t,c;h=[...`1WV9V4U91V1V2I96V6Q7`].flatMap(a=>a<'@'?Array(a-0).fill(1):i(a.charCodeAt``-84));g=_=>{T=Date.now(n=t/250&63)-z;C=T%250;C<c&&[p*=h[n],!y&&(~n&12?n%16%6%5%3:7847%n%5)&&[b=x.createOscillator(y=1),b.frequency.setValueAtTime(p,x.currentTime),b.connect(x.destination),b.start()]];C>=150&&c<150&&y&&b.stop(y=0);t=T;c=C;setTimeout(g,10)};addEventListener('keyup',e=>e.key==' '&&g(e.preventDefault(p=220/i(7),z=Date.now(y=t=c=0))));

to evaluate the above golf code, simply paste into the console of any browser then click on the page and press space