fix analytics code on es2017.io

Review some Javascript docs & cheat sheets. #dev

finished Javascript functions #100daysofcode

build 1,000 array nested comparison script that does 80 million comparisons per second for @Erwin0 that doesn't use overengineering mapreduce bs but just basis JS for loops #life

JS manipulation on the DOMs for some shnazy calculator things :)

Look into Alpine JS

add plyr.io js