How I block ads with a $7 Raspberry Pi alternative - it's easy

Follow ZDNET: Add us as a preferred source on Google. A cheap $7 board can turn its hand to ad blocking. It works as a DNS sinkhole, stripping out ads before download. Other options include using a Raspberry Pi and buying hardware. They say that necessity is the mother of invention, and the skyrocketing prices of Raspberry Pi boards have definitely been the kick in the pants that I've needed to look at cheaper, perhaps also better-suited, alternatives. I mean, the Pi is a great board, but for a lot of applications I've used it for over the almost 15 years that they've been around, it's also been overkill. The other day, I needed to put together an ad-block solution, not because I dislike ads, but simply because I was working with quite a limited bandwidth. I reflexively reached for a Raspberry…