I use tar.lz (Lzip) for stuff that only I will care about. For sending stuff to other people I just use zip, because it is the lowest common denominator, but I

I use tar.lz (Lzip) for stuff that only I will care about. For sending stuff to other people I just use zip, because it is the lowest common denominator, but I make sure to always use info-zip so that I don't use any weird proprietary extensions, and get proper zip64 support.