Trickle-down tech is just about how everything works these days. First the high-end rides get it, and over time it migrates to even the cheaper cars. Remember ABS? It started in the exotics, and now ...

Alina Bradford has been writing how-tos, tech articles and more for almost two decades. She currently writes for CNET's Smart Home Section, MTVNews' tech section and for Live Science's reference ...

What lights do you use at home? I'm 100% LED now - even my fridge light is LED. You don't need to go that far - I'm a little obsessed! It has taken me a couple of years of learning to get it right.