fluffy rambles: Technology extension and phone longevity

I’ve had the same phone for the past five years, an iPhone 13 Pro which I bought for two reasons: My previous phone’s (iPhone 12 Mini) battery was worn out and had become worn out super quickly I wanted the LiDAR sensor for the work I was doing at the time Anyway, it still does everything I need in a phone (which isn’t all that much), but over the last several months the battery wasn’t lasting a full day on the rare days when I went out, which is of course when I most need the battery to last.New iPhones are stupid expensive, even decent low-end Android phones are stupid expensive (and would need me to switch out a lot of my infrastructure/ecosystem buy-in, costing even more), and so of course it’s not too expensive or difficult to replace the battery yourself.So I bought iFixIt’s battery replacement kit, and the other day I replaced the battery.The final step of replacement is to charge the phone to 100% and then allow it to discharge to 0% to finish calibrating things, and with the…