Comparison - pros/cons & differences, merge, alternatives

The functionality for this module sounds very similar to the Quicklink → module.

Can we compare the two in the interests of avoiding duplicated efforts, combining best features/practices, and improving information and research for potential users.

Pros/Cons & Differences - how is this module fundamentally different from Quicklink? What does it do better or worse? Is it simpler or more complicated? What are the key differences that would enable a prospective user to choose between the two?

Merge - is there potential to review the two implementations, and then combine resources/efforts to put forth a single, best recommended module?

Alternatives - Should 'Speculative Loading' and 'Quicklink' be listed as alternative options for each other?