A subscription to Tangled Filament costs only US$7 per month, which is pretty low. That membership allows you to order as much material as you want for US$10/kg — although it’s shipped in 3kg spools.

As Donald Trump is set to be sworn in as the 47th American President on January 20, many Indian H-1B visa holders in the US are anxious about potential immigration policy changes that would upend ...