Originally Posted by
mccoy
Thank you for your quick input... that sounds bad

. Would something like this be expensive to repair in a bike shop, in term of work + possible new parts?
The side bolts are already tightened to the maximum I could with my gloved hands... it's also moving sideways, not just up and down, although to a less extent so it can't be really seen in the video, but you can feel it when riding.
No a bottom bracket adjustment should not be much assming you have a cup and cone bb and its not trashed, if its a cartridge BB youll just need a new one (~25$, sorry don't know what that is in pounds)