[ideasman42]

There are active home-schooling communities where kids socialize frequently, go on camps at least once a year. And catch up informally. Also socialize with other non-home-schoolers.

An issue with most criticisms of home-schooling is they are (sometimes) true, and it depends a lot on the parents.

However, parents home-schooling are often well aware of these pit-falls and compensate, do after-school sports for e.g. So common characterizations of home-schooling often highlight all the possible down-sides and overlook many of the possible up-sides.

While not being wrong exactly, it's an incomplete picture - people talking about something they have not experienced.