Historically, commercial companies have invested in dedicated video conferencing rooms designed to provide the best line of sight to eye alignment and seamless visual connection between the two locations. These tend to have limited use due to cost, access, and training.
The current trend is to improve video conferencing methods when using personal devices such as laptops, tablets, and mobile phones.
There are a few works in the performance art arena regarding remote dinner parties. The focus tends to be more about the performance and technology than about sharing and connecting over a meal.