trash: warn about lack of write permissions to dir itself
trash: warn about lack of write permissions to dir itself

If you can't write to a directory, you can't move it elsewhere because
that involves updating $dir/.. – in other words, Unix is weird

grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks,grawity/hacks