YOU might not. But you might actually be nice to your coworkers (or open source project members) that do.<p>It's just a matter of basic politeness to others.<p>And in fact, I would reject a patch to any of my code out there that doesn't clearly separate different things into different patches.<p>Too many times in my SVN days I witnessed strange bugs appearing in some commits that otherwise only contained whitespace changes labelled with the all-famous commit message "fixes".<p>Never again.