Its not prefacing it with a summary, its letting them know you have a point at the end they should wait for.
I actually prefer the type of conversation that goes back and forth and tangents, but there is a place for more long form cohesive ideas, and you should wait to hear it all before speaking.
Put the crucial parts first, before the fluff.
Sometimes context is important!
Or
Context is important sometimes! (If you want the point first)
That is a beautiful bit of word play there to show a point succinctly. Love it, well done!
The word play, Love that! Succinct point put beautifully. Well done!
If you are going to make a long winded statement, its not crazy to preface it with something.
But then they think they heard the only important part already and miss the context which equally matters.
Its not prefacing it with a summary, its letting them know you have a point at the end they should wait for.
I actually prefer the type of conversation that goes back and forth and tangents, but there is a place for more long form cohesive ideas, and you should wait to hear it all before speaking.