Indeed, the precursor to HolyGrail 2.0 was an initial exploration under the New Plastics Economy initiative run by the Ellen MacArthur Foundation to look into chemical tracers and digital watermarking.

事实上，HolyGrail 2. 0 的前身是 Ellen MacArthur 基金会发起的新塑料经济倡议下的一项初步探索， 旨在研究化学示踪剂和数字水印。