Not at all. I've been in Twitter for 15 years, and have posted less than 10 tweets in all that time.
As for what ending Roe does, we will see in a couple of months what it does, and maybe even well longer than that. For one thing, McConnell has expressed interest in making abortion illegal NATIONWIDE. And can the congress override a Biden veto ? Not now, but after Jan 2023, anything is possible, including another Supreme Court decision. For years, Democrats have run to the courts judge shopping, to overrule Republicans. Now the Republicans are in position to do the same.
As for your confidence, 2 things come to mind >>

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You're getting an education, student. Class dismissed.