Author here. Good questions. About the two error channels: what I tried to do is to make it really easy to not use typed errors when you don't need them. In th

Author here. Good questions. About the two error channels: what I tried to do is to make it really easy to not use typed errors when you don't need them. In that case your promise is typed as `LazyPromise<Value, never>`. Signals is a reactive primitive that has been initially introduced in SolidJS framework and have then made their way to other frameworks like Angular.