It literally says after that, "'To avoid taking sides on the ethics of ad-blocking, we have deliberately stopped short of making our proof-of-concept tool fully functional—it is configured to detect ads but not actually block them,' Narayanan said."

This is research, not an attempt to make an extension for you. They're not looking for beta-testers, or users, or anything other than to have done research and share their work.

Don't mean to jump on you, but yesterday you posted with the interesting fact that you'd never heard of SWOT before. Maybe hang back a bit more next time? Maybe do some Googling so you don't come off like "I'm 12 years old and what is this?"

This is answered in TFA.