Vue 3.4 Released, Minimizes Reactive Computations, Speeds up Template Parsing
Briefly

Previously, Vue used a recursive descent parser, but the new parser in Vue 3.4 is based on a state-machine tokenizer, making it twice as fast and backward compatible.
If computed new value does not change, computed, effect, watch, watchEffect, render dependencies will not be triggered.
Read at InfoQ
[
add
]
[
|
|
]