Over $4,000 has been raised for the family of a deceased London grandmother fondly remembered for spending hours knitting soccer scarves and hats and asking fans to pay what they could afford.

TV resolutions are a jumble of letters and numbers like 4K, 8K, 1080p and UHD, among others. Most new TVs are 4K, but is that the same as UHD? Is a 8K TV twice as good as a 4K TV? Spoiler for ...