I saw Malinko's post about N-pulse and their replacing of sprites.png (i did it)
Anyhow, any server can easily protect "default" graphics by uploading them onto their server and using a gupd to download the files on every login. If every server would handle it like that than there would be no whining about default files being overwrighten or files with identical names.
Don't give me any bs replies which make no sence, the technology is there so utilize it (Nor would I care for any negative replies for I am a huge narcissist and I give little for others

)