Personally, one of the main reasons I like to run my own DNS server at home is to protect my privacy. DNS isn't encrypted by ...
One type of electronic device to especially avoid is the microwave, which emits a strong signal in the 2.4GHz band, the same wireless band your router operates in. Be careful not to stick your router ...
If you insist on using your router's USB port, there are two important precautions to follow. First, only use it for non-critical files. Don't share or transfer anything sensitive through the port.
A Raspberry Pi can teach you a lot about networking, but it still struggles to replace a real Wi-Fi router in everyday home use.