Do you give your other half access to your phone, with browsing history, social media activity and media downloads all fair game?

Oh you wouldn't find it interesting. It's just a cheap Android thing I keep as a fall back. I hardly use it. Please. 

No. We’ve done this already. Most of the older marrieds rushed to say they shared passwords for operational ease but would NEVER EVER look. 

Unless they had a passing bout of jealousy.