[lostmsu]

Ear plugs are under $5. If you could not think of that over years, you're not gonna be able to score well in SAT for different reasons.

[sokoloff]

How fortunate that the only downside of frequent gunfire on the streets outside your house is the noise.

[lostmsu]

What else has significant impact on ability to study?

General downsides are irrelevant, so I don't see a point in your comment.