I thought the same till I actually brought myself a decent pair of Bluetooth headphones with a chargable case. Never had a problem with battery life and much easier with no wires.
I did get a cheap gbp 2.00, usb-c to 3.5mm audio adaptor just in case but never used it yet.
Wait till the EU battery replacement law kicks in. Kind of no need to upgrade then unless you crack the screen.
Difference between my Samsung s9+ and Samsung s21 is minimal.
https://play.google.com/store/apps/details?id=keepass2android.keepass2android
Been using this for years. Hosted via ssh on my server in a ovh data center. Fingerprint access and every single account with a random password.
Edge, YouTube, and was reddit is fun… Guess whatsapp instead now.
Typical not available in the UK.