The lettertype of

from Twitter for Android from Tweet Button from web, retweeted twice

is different now.

Comment deleted

Here a screenshot

This isn't a bug but a feature. By having a second type face it's easier to see the tweet. You can always change theme.php (line 209) to show a sans-serif font instead .from{font-size:0.75em;color:#{$c->small};font-family:sans-serif;}