Expanding on the local file competition: this is even context aware in some cases! If you have four files starting with "A", one of which ends in .gz, typing "

Expanding on the local file competition: this is even context aware in some cases! If you have four files starting with "A", one of which ends in .gz, typing "gunzip A" will suggest the .gz file. Likewise for things like "git add" - as soon as you type an identifiable prefix to a changed file it will be suggested (eg if you only have one changed file in src/ it will suggest that when you type git add src)