Yep, I don't think you're doing anything wrong-you may just be really used to the stiffer cable on the Boyes.
and if you like them, enjoy! I loved the Boyes *except* for the stiff cable-it drove me crazy! I ended up giving them to my Mom who likes them just fine, she says.
Now I do love my Options and the Harmonies I just got-but that's because I love the flexible cable (among other things!).
If you don't like them, send them back! Get something else with the $$ (like yarn!