2nd hand desktop old may be best price / performance now even DDR3 AM2 old NVIDIA P104 card

plug headless in in kitchen - remote web / ssh

best cheapest SLOW in cpu power but 256GB RAM 1TB x 2 or 3 = 2TB SSD and good old NVIDIA GPU

all within $1000 still possible before any more people grabs AM3 4 thread CPU=$50