i have the same problem honestly  considering you havent reviewed most of the screenshots youve taken personally i would think that they arent as important as you thought at the time because you havent frantically searched for them or you really arent that interested in the topic  as far as organization goes there are definitely techniques and systems out there that can help you improve your organizational skills  unfortunately for most of us it requires a lot of dedication and follow through to implement these changes  have someone other than yourself hold you accountable for these changes and it might help your motivation to learn