There are some things money can't buy...
Used inkle loom from Wolf and Phoenix: $100
Cards for card weaving: $10
#10 cotton thread in red and white: $8.85
Warping the loom with 80 cards: 4 1/2 hours
Two more balls of red #10 cotton thread (when you run out before warping is complete): $3.54
Watching the skills you've learned from good friends manifest themselves for the first time: Priceless.