Is possible that using "So, ..." as a "full start" is a defensive measure against being interrupted? If I end a sentence and immediately tack on "So, ..." as I

Is possible that using "So, ..." as a "full start" is a defensive measure against being interrupted? If I end a sentence and immediately tack on "So, ..." as I gather my next thoughts and prepare them for utterance, I'm signaling that I've got more to say to everyone who might interpret a "full stop" as an opportunity to interject with their own thoughts or a rebuttal.