it's pointless comparing a dropper to electronic shifting, two completely different things. a dropper is mechanical and it would be extremely hard for it to malfunction, whereas an electronic shifter depends on you having the battery charged ... and you know how forgetful people can be.
man, am I looking forward to buying a house and having a safe space to keep properly good bikes in. right now, I don't dare spend a lot of money on one and then getting it stolen from my condo building