On PC it's a browser extension that works best with Firefox (uBlock Origin is generally recommended). It also works on Firefox for Android. You will likely need separate extensions for each browser and device you use. I don't think Firefox syncs extensions between phone and desktop.
Think of your computer or phone like a dance club. Adblock is the bouncer you hire (download for free) that keeps ads out and let's content in. Ads are clever and wear disguises so you have to regularly update your adblocker.
I totally agree. My only real issue with NuTrek is that it doesn't look crappy enough. The old shows were low budget and you could tell. It was part of their charm.
Having Napster in middle school just got me in the mindset of never paying for music online. There's always a workaround.