That’s an arbitrary place to draw the line. I think that if the words of the point include torah words, then even if the application of those words to a specific halacha is invalid for whatever nitpicky reason, it is still a halachic point.
But, if you must, I will now prove the we do not wear techeiles even when moshiach comes, from rishonim and acharonim.
1. The Tur says that there is no chanan by shaar issurim.
2. The Rambam says that abortion by an eino yehudi is chayav misah.
3. The mizmor l’dovid has a novel approach to why yekke’s wait 3 hours.
4. Rav Ovadia Yosef ztz”l said that the first ashkenazim who came to Eretz Yisroel should have adopted sfardi minhagim which was the minhag hamakom.