I use Onyx A4 reader and it has completely replaced paper for me. Making notes directly to PDFs while I read them is fantastic. And it saves my eyes. The only d

I use Onyx A4 reader and it has completely replaced paper for me. Making notes directly to PDFs while I read them is fantastic. And it saves my eyes. The only drawback is the price (around $1k). I am not watching videos on it though.