The AI image cover idea should be free - colours help keep the mind from becoming distracted.
The content processing could be good, especially if it was to decrease the complexity of the language and simplify the concepts. I would take care that the descriptions could be horribly wrong and misleading.
I would probably look to monetize in a different way:
1. Synchronization of papers across devices.
2. Notes on papers, that could also be shared.
3. A service to find publications of that paper (arXiv isn't always updated with this).
The content processing could be good, especially if it was to decrease the complexity of the language and simplify the concepts. I would take care that the descriptions could be horribly wrong and misleading.
I would probably look to monetize in a different way:
1. Synchronization of papers across devices.
2. Notes on papers, that could also be shared.
3. A service to find publications of that paper (arXiv isn't always updated with this).