Manufacturer of my old reader is probably
http://ntxeyz.com/ and is also producer for anothers readers
http://www.ntxeyz.com/dist/images/customer_01.jpg include Kobo. Typing of letters was visibly slower, but scrolling the pages wasn't much worse than this Poke 2. A2 refresh mode is solution for me. There are no details in user manual for Poke 2 about refresh modes. I expected better results for scrolling of webpages and switching apps.