BRITISH TEA TRANSLATION GUIDE
"Cup of tea?" = A valued friend has arrived. Let's welcome them in.
"Spot of tea?" = A foreign guest has arrived. Hyper-English Mary Poppins mode activated.
"Pot of tea?" = The in-laws have arrived. I would very much like to impress them.
"...tea?" = I find this situation awkward. Let's do literally anything else.
"Cuppa?" = I don't know you. This is a veiled threat.
"Fancy a cuppa?" = You are smokin hot. Would you care for some intercourse?
"I'll make some tea." = There has been a death in the family or national tragedy.