Good to know, but please do not create/edit your posts wriitten in language other than English.
Accidentally I chosed QString::toLatin1() for QString to QByteArray conversion and it messes the post.
I've fixed this with v1.1.1 but thanks to superfast Nokia QA it is not passed yet.
The QA guys tested Bumblr with device date set to 2011 and then failed it since it wasn't sending correct OAuth requests as timestamp was wrong! It has been over 15 days and it hasn't been passed for Symbian yet!