The third result on that page is @linux@lemmy.ml – do you not see the same?
I should be able to merge instances for viewing
As long as it's optional and you're able to choose which ones you merge.
I totally get how that could be useful, but it's not something I'd want. There are federated instances that I mostly avoid, like lemmy.ml, which which welcomes and encourages CCP propaganda and disinformation.