Changes up to # 486c15b00314 +2 touching docs/spec.md · 2
See as swimlanes (independent work side by side)
486c15b00314c09e79fc67bc32afe955fa4bb0c3c6be7ca88ac548324362ae2e+bf73998c5198184ddaf751c94dc38e24742cf3c6d57f671dcd16e35fdd3aa003+f0b06deac4b9384bffb3371cdeb3145de69692fc7347b5418af5f5f36d0e455c has 3 heads. The graph shows their union; heads are marked.