Jesus man. a $200 used laptop off CL would have been more than enough.
Encrypt the shit out of it, unplug it and your good.
Why so many bizarre steps?
It depends on how many coins you have, and what percentage of your wealth those coins represent.
If you had 5,000 BTC and this represented 90% of your net worth, would you then hesitate to spend $2k on a new secure laptop in order to sleep well at night?
