inputs.text: pono vs dx90 - purchased pono kickstarter funding pledge device started misbehaving 23 weeks totally locked 45 weeks took many followups finally get replacement called loaner support tickets closed no explanation weeks failures occurring seen versions device shipped me1 screens lock start flashing2 get error messages files corrupted files work fine ipod iphone ibasso dx90 windows pc mac3 give try use internal memory sd card issues driving nuts4 eventually get errors using internal memory point screen totally locks cannot get delete files try anything new make work5 no factory reset mercy lengthy convoluted support processi dont know patience go pono support thinking putting away cant see awhile spent many hours trying load delete reload songs end placebetween 1st 2nd pono broke bought ibasso dx90 clearly superior product no issues memory cards lockups superior sound separate amplifier channel dx90 8band eq pono no eq basstreble control touch screen works better much lower incidence trying touch one thing device interpret clicking something else adjacent price pono smaller fits shirt pocket pants pocket size pack cigs pono somewhat better holding hand doesnt really fitin pocket well ibasso 8 gb internal memory works along sd 128gb pono 64 gb internal memory 64 gb sd shipped product neither works bit usage experiencepono corresponding ituneslike content manager sync platform playlists imported itunes export files dx90 managed pushing content folders using connected platform eg windows explorer dx90 playlists harder manage work manually convert m3u playlists itunes dx90 takes editing m3u files findreplace directory prefixes use dx90 expects otherwise left build playlists manually dx90 deviceoverall no contest pono actually worked would comparable lacking features no eq probably biggest drawback especially nonhd ponos bass response often lacking no way boost