inputs.text: good not perfect - lot research prior purchase chose prs600 wanted expansion capability use open access epub books ability read native pdfs happy reader reader loaded lot books google project gutenberg alone reader pay screen less contrast readers result touch screen fully aware made purchase though result probably need better lighting users readers ordered reading light see improves overall experience using medium text helps considerably like touchscreen nicely responsive form factor sturdy nice heft hands size perfect stash briefly coat pocket airport boarding never question whether pack trips able charge via usb nice one less charger pdfs rather disappointing several reviewers noted think plain text fine people looking pdf readers read scholarly journals double column format pain scroll takes time get right magnification spoiled mobipocket reader \\reading\\ format reflows text butchering data tables wish reader functionality reader library software adequate would prefer functionality create reading lists automatically identify import supported formats etc support mobi prc formats would allow use files purchased devices use good reader though room improvehement updated firmware support formats library software organizing importing files may push closer 45 though screen contrast rehemain barrier perfect rating