Speaking for myself, it's just incredibly difficult right now to come up with time to work on SBo stuff, next to university and work. I can only guess that it's similar for the other admins. What little time I have I spend on keeping myself updated on the projects I maintain.
Rest assured, this is only a temporary condition and we will get back to clearing the pending queue at some point. The approaching 14.1 release might just work in our favor there a bit