Reading long form content on the computer is not feasible for me either. I've converged to printing everything (if it's a paper), and going outside somewhere with my phone.
Out of sight out of mind applies universally (sometimes good, sometimes bad) - I have the most success when I engineer my environments to put the things I need to focus on in front of me.
If you care about keeping your notes electronically, maybe have a look at rocket book or something.