mermaid (and similar diagrams-as-text tools) have a higher level of abstraction so they're quicker when you need something they're targeting. Also: graphviz is

mermaid (and similar diagrams-as-text tools) have a higher level of abstraction so they're quicker when you need something they're targeting. Also: graphviz is good at graphs, but not every visual representation is a graph (e.g. sequence diagrams, railroad diagrams, gantt charts).