[declan_roberts]

"Great servers"? You mean servers who deal with large bills? The amount they get as tips is determine generally by the bill not the service.

[charles_f]

Yes, the proportionality is one stupid thing about tipping. If I take a super expensive bottle of wine, is the service worth more? Conversely, if I take the cheapest salad, is it worth less?

[buggythebug]

Speaking as someone who has many friends who owns restaurants - you're speaking outside of your domain knowledge