Your iPad 3 is still a fantastic device, and will continue to work admirably for years. The new iPad with Retina display does not diminish your existing iPad’s usefulness. It can be disappointing not to have the very latest and greatest, but it’s not the least bit necessary.
But Caolo thinks that the 2002 iMac G4 was the best generation of iMac design, so what does he know? I’m partial to the 2004 first generation of G5 iMac and, of course, the latest ultra-thin one.