Seeing headlines run this morning confusing Barr’s letter as total exoneration, which... it... doesn’t... say? It’s as charitable a read of a document we haven’t yet seen as possible, and its purpose was to set a preferred narrative.
Not that the distinction between “no evidence” and “not enough evidence to prosecute matters”, or knowing where things fall between them matters to the health of democracy, or anything. ¯\_(ツ)_/¯