You have to be careful when reporting them as part of compensation because they're difficult to value. Stock is easier in an already-public company like Google,

You have to be careful when reporting them as part of compensation because they're difficult to value. Stock is easier in an already-public company like Google, although it is still subject to some uncertainty due to vesting schedule. The monetary value of being able to come into work at 11 is going to differ greatly among employees.