The key is to expand to areas where existing users have interest and talent. That's why our crypto news is already among the best out there.A common business mistake is to diversify when you need to play to your customer
I think we need more diversecontent. However it must start with the interests of the posters. I think with this crowd we could make waves in technology politics finance science or economics. That's what draws people into crypto and what will be easy to expand to reach best content mantle.
it's a waste to promote content with no critical mass of voters

Crappy sports content, art content, or other stuff won't work until we have a more generic user base. It's a waste to try to lure that content here until we have millions of users. We need to focus where we can have best content. ( sidenote music fiction and photography might also work because there are few venues outside steem to monetize that content)