Without a doubt, "Thank You, Taro" was a useless term Chen Yi would never use.
You used to call terms like these useless, and I wouldn't argue with you. But with the "Entry Slingshot," what should we call them?
Victory by surprise!
The stranger a term's effect was, and the stronger its negative effects appeared to be, the better the result when it was fired out.
Take "Thank You, Taro," for example. Chen Yi blindly guessed that it was another crowd-control effect, making enemies face-blind and unable to tell who was who.
That made it highly effective in situations like trying to break free from a chaotic melee.
"The Pill Dao and Artifact Dao terms can both be taken off for now."
Both terms enhanced learning and comprehension. Since the skills had already been learned, removing the terms would not cause the skills to disappear.
When he wanted to study them in greater depth, he could simply equip them again.
As for the material-identification functions provided by those two terms—
Once he had seen something before, he would not suddenly fail to recognize it after removing the terms. Only when encountering a new variety would he be unable to identify it directly and have to look it up like an ordinary person.
[You used "Ginger is Still Old and Spicy" to replace "Pill Dao Saint Hand."]
[You used "The Older the More Fortunate" to replace "Artifact Refining Saint Hand."]
[You used "Foreign Languages Must Be Learned" to replace "Human Sword Unity."]
[In the Demon World, stripped of light and all traces of life, a massive bronze cauldron streaked through the sky like a UFO.]
[Countless Demon Souls drifting through this world raised their heads to look.]
[They sensed the aura of living creatures, and every one of them was astonished.]