[ZoFreX]

> You may be proud to have mastered a little-used feature in your language of choice that saves you a line of code here and there, but if the cost is that 80% of the people reading your code later are confused, you're not winning.

What if it's a feature little-known within your team, but considered common or even idiomatic in the wider world?

[jtheory]

Then take the time to teach them about it, and why it's worth picking up.

Everyone wins in that scenario.