There’s a new portable phone charger making the rounds that’s making claims that seem too good to be true. It’s called the ASAP Dash and it claims to be the world’s fastest pocket-sized charger.
Charging batteries can be compared to filing a bucket with water. If you have a small hose, it will take a long time to fill the bucket, but you won’t spill a drop. If you have a big hose, say a firehose, that bucket might fill in just a second or two – but you’ve got to closely monitor and adjust the pressure, or you’re going to get soaked [...]
When OEMs started moving away from removable batteries, many of us were disappointed, frustrated, even angry. Before then we had been able to extend the runtime of our devices by simply slipping an extended battery into the back of our phones and covering it with a new back-plate.
Even if we didn’t want to go with an extended battery that packed more mAh into a bigger space, we could always carry a spare battery or two with us to make it through extra-long hauls. Non-removable batteries made that impossible to do, which has given rise to the popularity of portable battery [...]