What works for them won't work for you.
Rather than just reusing old growth hacks, we must uncover our own techniques.
To see this in action, we can analyze e-mail apps that launched over the last 15 years. All solved a similar issue, yet each used different growth tactics to achieve success:
Stolen growth hacks are still valuable, though.
Re-using them can lead to diminishing returns, but exciting hockey stick growth comes from new growth hacks.
So, breakthrough success comes from new growth hacks. But how do we generate new ideas?
Conclusion: build a growth machine that combines old and new tactics.