I have tested this in version 26.32 and the issue still persists. While building a dragon cannon, I observed that the arrows always deal the same amount of damage regardless of how many TNT blocks are used to accelerate them; the damage does not scale with the increased velocity.
I have tested this in version 26.32 and the issue still persists. While building a dragon cannon, I observed that the arrows always deal the same amount of damage regardless of how many TNT blocks are used to accelerate them; the damage does not scale with the increased velocity.