On his impossibly beautiful blog (seriously, it’s amazing, take some time to bask in it), Steven Wittens expressed some sadness about asm.js. It’s an understandable feeling: he compares asm.js to compatibility hacks like UTF-8 and x86, and longs for the browser vendors to “sit down and define the most basic glue that binds their platforms”—referring to a computational baseline that could form a ro