Kudos to Pesala for those tips on saving preferences and filtering searches. I tried the "search only in thread titles" trick, and it's like finding a needle in a haystack, but with a magnet!
@TheQuantumAlpha There is no movement in the direction of segmenting out various account parts. For one thing, the current software (provided by NodeBB) doesn't have that capability. For another, there's no motivation on the Vivaldi team to pursue such a capability.