Wireless charging is all the rage these days, but it took a while to become mainstream. In the years between those two iconic smartphones, wireless charging was more niche. It was quickly followed by the Samsung Galaxy S3, which could be retrofitted with a sold-separately wireless charging accessory. But for the entire time we've had wireless charging, we've also been shoving our phones into cases of varying quality. Many of the most common issues people have with wireless charging, from inconsistent connections to frustratingly slow charging speeds, can often be chalked up to a case that's not playing nice.