I upgraded to WordPress 2.3.1 today (from 2.2.3; worked quite well; I had only forgotten to modify the size of wp_terms.name and had to repair some category names ) – and I added tags to all previous 150 posts. (The dull weather was ideal for that… and on Sundays, the traffic here is the lowest.)
Currently, there are 84 tags that now serve nicely as “mini categories” – finally including “Wuselbrusel” (a fantasy word for “nonsense, meaningless, boring, other…”
In the footer, there’s now the “mandatory” big tag cloud, and almost all buttons from the sidebar fell down there, too. I don’t like it 100% yet, but we’ll see… And below the single-post view,
I’ll add I added links to “related posts” by tags some time soon.