No it's not. It's pretty close to browser's native HTML parsing speed. And VDOM just writes to the DOM in addition to doing a lot of other throwaway work and a

No it's not. It's pretty close to browser's native HTML parsing speed. And VDOM just writes to the DOM in addition to doing a lot of other throwaway work and allocations. Reading from DOM may be slow, if you read one of the properties that would trigger layout/style calculactions.