[badman_ting]

That's cool. But don't write JS if you don't know what this does, because it will bite you.

[Bahamut]

Or just avoid using `this` unless you're sure about what it does in a particular context.

[gravity13]

Or just learn what 'this' means because, seriously, you're a programmer and it's not that hard to figure out.

[debaserab2]

That means that every person who reads your code also must understand "this" correctly in order to interpret your code correctly.

In certain team environments, I avoid 'this' because the programmer who is looking at this file next may not understand it's proper usage.

[svachalek]

Come on, there are what, half a dozen keywords in JavaScript? It's not that complicated.