Question

Readers have a vested interest in something if they benefit directly from keeping things as they are

Answer 1

That is true. Readers have a vested interest in something if they benefit directly from keeping things as they are.

Answer 2

That statement is true

Vested interest only arise from personal desire without any intention of helping others. Some examples for vested interest would be when someone who work long hours to obtain a financial gain or someone who train boxing everyday in order to protect himself.