Progress reads:
I read to get the answers for the questions of life I have right now, I read to have progress in parts of me which I think I'm lagging behind.
Project reads:
What knowledge and skills I'm lacking right now to make this project superb or move forward?. I read about that too.
Reads to feed a need.
Recovery reads:
The reads to revive or strengthen the skills and knowledge I have but somehow they are fading with time.