An analogy would be that social media consumed by children is surely less harmful when it's a parent holding their own phone towards a child to show them a few selected photos from their Instagram feed. I doubt most people would object to that, even those that want to ban social media from children.
This sounds really strict because of how it's phrase but the legal limit for drinking alcohol in a private space in the UK is 5.
For instance here in the UK it's legal for any child over 5 to drink in private.
Present? Or just buy it originally.
There are no laws similar to gun safes requiring alcohol safes.
It is usually legal for parents to give under-18s a sip of an alcoholic beverage. It is not legal for under-18s to buy any such beverage in a shop.
Not to mention that using social media does not require a phone number, and wifi is practically ubiquitous.
It's crazy that in 2026 when we literally have the knowledge of the entire world at our fingertips it's still easier to just say "I doubt it" instead of looking it up.
To save you those 5 seconds of googling - no, you don't need to present any ID to buy a sim card in the UK.