"Free-as-in-speech, not free-as-in-beer" is just expecting you the hearer to understand that while event advertisements might prominently feature the words "fre

"Free-as-in-speech, not free-as-in-beer" is just expecting you the hearer to understand that while event advertisements might prominently feature the words "free beer" as an exciting statement that beer is being given away for zero cost to drive interest, zero cost is not the sense in which "free" is being used in "free software"