Please give TK’s themes a try, you can switch to them in the bottom of the sidebar.
I’m also testing a slightly thicker divider line between posts.
It’s worth mentioning that we didn’t have the option to change the number of posts per page in the old forum because of technical limitations, and also because that made a mess with users’ links to specific pages when everyone had a different number of posts configured. Here are some more thoughts in detail as to why I consider the current infinite scrolling method to be an improvement:
Also, here are some tips that might not be obvious at first glance, as well as an explanation about why this migration was necessary: