convention about function naming II

I have searched through almost all extensions and discovered the following things: 1) a) is it proposed that experimental extensions *always* have to prefix their names and ought to put an EXPERIMENTAL file into their folder? if not I think it would make sense b) is anywhere defined if ext_* or ext* is the preferred naming, currently both are mixed up, I find ext_* more readable c) I would suggest not to use very long function names to make people angry eg. "filepro","ingres","opensll","ovrimos","satellite" - I personally prefer using "fp","ingr","ossl","ovr" or "sat" is there any convention about this? 2) unconventional function naming caught: a) ctype - already mentioned in README that the author (Harmut) does not know if adding a prefix or using C-Names is preferable, I think both are valid b) exif - read_exif_data (only one function) c) sockets andré -- · André Langhorst · t: +49 571 3201801 · · waldschrott@php.net · m: +49 173 9558736 · · PHP Quality Assurance · http://qa.php.net ·