Graphics on BangleJS2

I guess it is not a good idea to update to bleeding edge 2v20.76?

> Uncaught SyntaxError: Got '(' expected ','
 at line 4 col 151 in locale
...i,Mi,Do,Fr,Sa".split(',')[d.getDay()+(short?7:0)],month:(d,s...
                              ^
 at line 4 col 638 in locale
...istance:(n,dp)=>n<1000?round(n,dp)+"m":round(n/1000,dp)+"km",...
                               ^
 at line 4 col 191 in antonclkplus.app.js
...dsWithColon?0:g.stringWidth(":")/2);var dateStr2=(dateOnMain==="ISO8601"...
                                   ^
in function "draw" called from line 3 col 3714 in antonclkplus.app.js
...=false;queueMillis=60000;}draw();}else{if(drawTimeout)clearTimeout(d...
                                      ^
in function "updateState" called from line 4 col 1582 in antonclkplus.app.js
...gs();g.clear();updateState();Bangle.on("lcdPower",updateStat..

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