HRIT (Humanities Research Infrastructure and Tools) principles for developing scholarly archival and editorial digital projects. Provides explicit definitions distinguishing source documents from digital reproductions and separating scholarly enhancement (normally embedded in text files). Discusses the relation between images and transcriptions, exploring the implications of each. Explores the ways modular structures apply not only to tools and programs but to tasks and storage of products. Suggests new distinctions between essential minimal textual markup, on one hand, and all other enhancement markup on the other, arguing that the form is text and the latter should never be embedded in text because doing so limits and narrows the potential uses of the text
