What portion of the delta in republican/democrat identification do you think might be attributable to the much more significant skew between the age of Twitter

What portion of the delta in republican/democrat identification do you think might be attributable to the much more significant skew between the age of Twitter users and the general population? This data suggests that, on Twitter: 18-29 are overrepresented by 8% 30-49 are overrepresented by 11% 50-64 are underrepresented by 7% 65+ are underrepresented by 12% identified democrats overrepresented by 5% identified republicans underrepresented by 6% A 2016 Pew report (https://www.people-press.org/2016/09/13/2016-party-identification-detailed-tables/ https://www.people-press.org/2016/09/13/2016-party-identific...) suggested the partisan affiliation deltas per age group (sorry--there's probably a better dataset to use out there: the age ranges don't quite align, and this is just registered voters) broke out like: 18-35: +12% democrat 36-51: +6% democrat 52-70: +2% democrat 71-88: +8% republican