Reduce the number of i / o in development

[zsl99a]

Very much like this project， Whether to consider using memory-fs to do a layer of cache, just like gulp-mem，Reduce the number of i / o in development, increase read and write speed and hard disk life

[thgh]

Sounds promising! Would you like to implement this?

[phaux]

I wanted to work on this but it seems that it's impossible to prevent rollup from writing a file, so there's no point