I would love 5"-6" retrofit ceiling can lights that could be activated by motion.  (The kind with the screw in option.

   I would also love it if they flashed a certain color when a Fire alarm sounds, or weather alert, etc.  Or Flashed if someone was at the front door.   For hearing impaired.  

With brightness settings.   

I hate having to walk around the house to turn them on when I want them on in the evening. ( I have 7 dimmer switches in my living room alone. ) This way they could be turned on using a schedule.  (And hopefully turn off on schedule also)  the light bulbs I have don't turn off no matter how many times I have tried setting the schedule.

Grandma

I would buy lots of them.   I like the look of