Do not abandon hope, all ye who enter here

My life may be mostly about drywall dust, paint, mortgages, real estate agents, plumbing repairs, scrubbing grout, and buying boring "tasteful" furnishings from Craigslist these days... but all is not lost:

Several things are wrong with this picture. Can you spot them?

The door into a new world of excitement and danger is opening. It just needs some headset bearings, a cog, a chain, and all the other things I've forgotten.