It’s impossible to target all of them, yes. But that’s why BDS creates a targeted list of the worst offenders to concentrate consumer boycott pressure.

Currently the BDS list includes 8 targets, including HP, Sabra, Siemens, Puma, and Soda stream. https://bdsmovement.net/get-involved/what-to-boycott

I split the duo plan with a friend and do annual and it’s $6.30/month for unlimited searches.