Yes to this - for many reasons! One being, a general amount donated per campaign. If a supporter gives twice to a single campaign, they're currently only recognized for one of those gifts.

Would really love conditional merge tags! Not knowing how we're going to address our letters has caused a hitch in our migration process

Yes yes yes! I want to be able to include a donor's history by campaign (e.g. Giving Tuesday 2023 and Giving Tuesday 2022), but the merge tags for donation history are very limited.

Conditional merge tags