So, where did they go?

Into the large trash bin behind the house. I already asked Capn about it. The basic line is that the new forum software does not support user albums (or only as an add-on which would cost money), anymore. If your albums contained images you desperately need (never put anything on sfn-related webspace that you are not willing to have deleted without previous notice! I know what I speak of) , you could ask Capn to dig out your old images.

Indeed. vBulletin is still around, and I could resurrect your images should you want them. If you really think you'd use it, we could install this:

 

http://www.invisionpower.com/products/gallery/

 

...once version 4 comes out.