Mailing the story:
YES, you CAN install paid-for apps on Android Wear – if devs rebuild them
Google has published a workaround that allows paid-for apps to be installed on Android Wear devices, but it's hardly straightforward and it's nothing device owners can do themselves. Early adopters who purchased LG G or Samsung Gear Live smartwatches have been stymied by a glitch in the Google Play store's app encryption scheme that makes it impossible to load store-bought apps onto their devices.