Insufficient evidence to build this candidate: No verified domain capability or entities were identified.; No explicit single-user, local, offline or export boundary was found.
抱怨主題
激進的付費牆
使用者還沒感受到價值就被攔下，信任在最糟的時刻被摧毀。
Canceled subscription but still being charged
Not accurate
侵入式廣告
廣告密度高到使用者寧願付費也不想忍受。
Not free
上手門檻
使用者在觸達價值點之前就流失了；更好的引導能直接提升留存。
Confusing re: Indiana Robberfly and Dark Fishing Spider