yes, something to replace EF-S 55-250mm but with slightly longer end(similar to RF 100-400 replacing 70-300mm) and/or some other improvement made to lens. That 55-250mm even though came as a part of 2 lens kit many bird and wildlife photographers used it as 1st step before buying longer lenses(300mm f4 +TC, 400 f5.6, 100-400, etc...)Perhaps @Chaitanya means something along the lines of an RF-S 55-200/250mm zoom? The RF-S 18-150 is a straight repackaging of the optics from the EF-M 18-150, the could easily do the same with the EF-M 55-200mm, or design one going to 250mm like the EF-S version.
Certainly it's true that longer focal lengths gain nothing in terms of design from the smaller image circle.
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