Open more categories for our main topics: proposer/builder separation, cross-domain MEV, and orderflow auctions

[guayabyte]

Sounds good. We can use tags inside this category, and see how that works.

@jolene please fill the category description in here:

About the Research category

A space to discuss MEV research produced by Flashbots Research and our community. Flashbots Research plans to publish most of our future writings in this category. We also host the products of FRPs here. We welcome community research posts, reading lists, open research questions, brainstorming threads, all things MEV research. Use this category to join us in illuminating MEV through research.