In addition to standard features that no new console would be without, a console that:
Is backwards compatible with all previous consoles made by the same company.
Does not lock games to specific regions.
Allows me to easily create local backups of any of my saved games, while still offering cloud saves.
Allows me to freely share any saved game with any of my friends.
Has user friendly connectivity solutions for peripherals, such as standard USB cables to charge controllers while you're using it.
Has media center functionality that actually plays the majority of popular non-commercial video formats, and that will get updated when new codecs and formats become popular.