Let's Encrypt announced it had found a solution that will let those old Android phones keep ticking, and the solution is to just... keep using the expired certificate from IdenTrust? Let's Encrypt says "IdenTrust has agreed to issue a 3-year cross-sign for our ISRG Root X1 from their DST Root CA X3.

Maybe you know how to solder a bit, but you suck at it. Or it's frustrating and never comes out nice and you hate it.

Here's how to make it enjoyable, and get good results as a side effect.