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A comment on Show HN: Lingle – Voice agent to simulate zoom-based personal language lessons. Parent comment

Re:Show HN: Lingle – Voice agent to simulate zoom-based pers... by Ehou1117 on Thursday April 09, 2026 @08:33PM (#47712125)
https://letterbook.ai

wtf even is this. Another wannabe AI SaaS product, your arguments sounds like any other YC founder who drank way too much VC cool aid.

[ Parent | on HN ]
Re:Show HN: Lingle – Voice agent to simulate zoom-based pers... by andrewfhou on Thursday April 09, 2026 @08:38PM (#47712157)
I think you mean kool-aid, which refers to the well known American fruit-flavored drink mix brand. "Cool aid" on the other hand is completely nonsensical.
[ Parent | on HN ]