> You agree that Abstract Computing UG (haftungsbeschränkt), in its sole discretion, may use your trade names, trademarks, service marks, logos, domain names and other distinctive brand features in presentations, marketing materials, customer lists, financial reports and Web site listings (including links to your website) for the purpose of advertising or publicizing your use of the Deta Services.
This is pretty common in a lot of ToS, if you use their stuff (especially for free) they want to be able to use you on their nascar page of logos, or in their pitch decks. I don't really see what's wrong with that?
