[globular-toast]

Because you get paid more than other companies and ethics is low on the list of priorities.

[blaser-waffle]

Considerably more, in some cases.

Not a lot of employment options like that anywhere and in any field, outside of being an executive, pro athlete, or other one-off / superlative opportunity.

And even if you're not an E6 or "Principal" or something, the Big Name on a resume opens doors later.