The thing that annoys me is that devices like iPad and iPhone have so much trouble doing simple things such as uploading a set of PDFs so you can read the PDFs

The thing that annoys me is that devices like iPad and iPhone have so much trouble doing simple things such as uploading a set of PDFs so you can read the PDFs offline. Maybe I am just dumb who can't get it working, but it involved some sort of syncing with a computer with iTunes and an iBook app.