Economy Rotary Bench Shear

Does anyone own the “Economy Rotary Bench Shear” that the Eastwood
company sells?

I don’t know if i’m allowed to link to the page or not but here it
is: Product ID 28248

Are there advantages to being able to cut a curve or would the risks
(getting a curve while trying to cut a straight line) outweigh the

Are the disc-type cutters better or worse than the paper bar-arm
type of shears?

Tracy’s Treasures