But isn't "don't reinvent the wheel" also sort of a default effect? We also call it the "not invented here" syndrome. Which shows that the user "defaults" to us

But isn't "don't reinvent the wheel" also sort of a default effect? We also call it the "not invented here" syndrome. Which shows that the user "defaults" to use the things he already knows instead of going out and find that (unknown to him) standard.