If hydrogen were to replace fossil fuel entirely, the researchers estimate that 60 to 120 trillion grams of hydrogen would be released each year into the atmosphere, assuming a 10-to-20-percent loss rate due to leakage.
The Fire TV can have a wired connection, the Fire TV Stick is wireless only. The Fire TV has Dolby Digital Plus & 5.1 surround sound, the Fire TV Stick is Dolby Digital Plus only. The Fire TV can do all Amazon games including hi-res video games, the Fire TV Stick only has a limited set of games it will play.
After all, both devices have the same user interface, so if you are already an Amazon Fire TV user, you won't find Amazon Fire TV Stick any different. The only time you'll actually notice difference is during game play, as with Fire TV stick, expect your games to load slower. During the holiday, Amazon Fire TV Stick was out of stock, good thing now they are all stocked up. If you are looking to buy this device just click here.