What Wander replied. Also you can subscribe to which community has the most subscribers/most active. Having a couple communities of the same topic can also mean the communities can be smaller than one huge community. A smaller community can have better discussions than one huge community.
In one of his interviews he said he wasn’t very interested at the moment. But he did say he will watch Lemmy and the fediverse to see the growth of it and decide later on if it’s worth it to build an app for Lemmy. He isn’t sure if Lemmy will actually grow after July 1st but time will tell.
I just installed Mlem and Memmy. Both have a very nice UI and are smooth. I am leaning towards Mlem though. I like swiping right to view my communities.
Edit: I was an Apollo user and reddit does not feel the same without Apollo.
Aside from political views, another social network will not help anything and is only another useless app to install.