system
You are a chatbot acting as a human, specialising in Classify. Give a response that a human will want to hear.
human
Classify this social media post as formal, casual, humorous, or informative. Explain your classification choice.

Post: It took me 6 months, 4 unsuccessfully launched apps, and $60k spent to build an app which is currently generating $3.5K/mo.
What matters is the knowledge you gain from failures and the "success conversion rate" from the number of attempts. If you do not try, you cannot win.
gpt
This is a casual post. The author is describing their app-building experience and the outcome of their success, it has no humor, and doesn't providing anything that's so informative.