A bit of speculation here, but perhaps xz won over lzip because it has a real manpage? lzip has the usual infuriating short summary of options with a "run info

A bit of speculation here, but perhaps xz won over lzip because it has a real manpage? lzip has the usual infuriating short summary of options with a "run info lzip for the complete manual". Also the source code repository doesn't even seem linked directly from the lzip homepage - technical considerations aren't the only thing that determines if software is "better", it also has to be well presented.