It is not within the limits of GPLv2. If you go the "written offer" route, you have to actually make the offer, and it must be valid to anyone for 3 years. Tik

It is not within the limits of GPLv2. If you go the "written offer" route, you have to actually make the offer, and it must be valid to anyone for 3 years. Tiktok has not done that. You also can't do it post-facto :)