The drawback of “limitless”

I never know when the song is finished, since we have so many tools (and ideas ?) …

I used to be satisfied quickly. Anyway I couldn’t have much choices at this time compare to now, everything is possible, limitless.

I am nostalgic, probably because I was more “productive” to create music rather than spending time to record it.

Knowledge, time and money can be an obstacle, but …
How to really find and set our limit, on something limitless ?