Non-Disclosure Agreements are well-tested legal territory, and not uncommon for proprietary SDKs (you should see some of the terms you have to agree to for some

Non-Disclosure Agreements are well-tested legal territory, and not uncommon for proprietary SDKs (you should see some of the terms you have to agree to for some company's hardware dev kits). What about this particular NDA strikes you as being exceptional or impermissible?