mlt/zandy — comment on commit 7ea00994265dca93ceb08b573ec91fd759b5017f
File:  line 0
By mlt:

The major shortcoming of using fragment transactions is that those are lost on screen orientation change. I feel like it is a big bummer. I'm not away if it is possible to save & replay all transactions. So probably we will be better off using activities while traversing collections.