Last week a another change to Twitter caused me problems with my personal project TwitBlock. For the impatient, see my Google groups post about it. (It didn’t go down very well).
If you’re a Twitter user, you’re probably familiar with this image:
It is/was the default profile image for users that have not uploaded a custom avatar. You may also have noticed last week that Twitter has introduced a new version. Actually they they made seven of them in different colours:
At least I think they made seven; I can’t find any more, but I can’t find any official document stating how many are out there either.