It feels like most of my time is spend re-searching (rediscovering existing) ideas. But then once in a while I think "Wow this is interesting! Why has nobody tried to work on that part/branch and extend it.". In the average case, people have worked and researched most topics once I continue looking but in some cases I cannot find further work. Either this is because the path I chose is uninteresting, already exhausted, or was unattractive top people or because its new.
If I think it is worth pursuing, I continue in that direction and hope that other people see what I saw and find my research interesting.
The most important points when it comes to my research are that people (including researchers and non-researchers) understand where I wanted to go and ...