I don't need a second brain...do I?

Just watched Maggie Appleton demo how she uses Tana to organise all her stuff and felt a weird mix of awe and FOMO? I don't collect anywhere near enough data in my day-to-day life to need much of a system to organise it but I kinda wish I did? I love the idea of a Second Brain, all connected together to help me work better and organise my thoughts and interests. On the other hand, maybe it's just…