An experienced reverse engineer is good because they have a great sense of what not to get hung up on. Shedding the unnecessary clutter reduces a chaotic mess to a slightly less chaotic mess, a chaotic mess that is actually exhilarating to navigate. A valuable life lesson, IMO.
This realisation is obvious in hindsight, but took me some time... Scan for API calls, if it is not an api call it is 99% not relevant. If it is an API call- is it then relevant for the flow/specific task? When you see relevant API call, reverse the asm that have effect on params