English version of the WSJ is reporting that Nintendo still thinking about what to added, things like a change in display for a better battery is being consider.
Article in ENG (paywall) by @mochi_wsj: https://t.co/u91QYGXdd9
Nintendo apparently still thinking about what features to integrate.
One option is to change the display, article says, i.e. to improve battery life.
— Dr. Serkan Toto / Kantan Games Inc. (@serkantoto) October 4, 2018