2) Steam shower / wet sauna
3) Security system with home automation to warn of surprising movements before they reach your door
4) small aquaculture setup for fish and veggies
5) solar / battery backup
6) solar water heater
7) whole house fan - when it is hotter inside than outside (front comes through, some weird fall/spring days), it will cycle all the air in the house in 30 minutes
8) dedicated zoom studio with lighting, sound, sound deadening, mic
9) library with sliding ladder.... always seems like the epitome of cool
10) stretch rack in bathroom (https://www.roguefitness.com/rogue-stall-bar-3-0)
11) induction cooktop
12) plumbed coffee machine
13) kitchen appliance storage (rotational or other high density method)
14) we added cans through out the halls, kitchen, and dining areas - it made a world of difference and I wish I had done it earlier
15) through wall aquarium