Also please consider how many seconds will it take for a cheap Android phone to parse 5 Mb of JS (and how much memory it would take after parsing, which can be

Also please consider how many seconds will it take for a cheap Android phone to parse 5 Mb of JS (and how much memory it would take after parsing, which can be up to 10 times more that original code size). I think it can become much more than 8 seconds, and during parsing the browser will likely become unresponsive.