Just four years ago, Gartner reckoned by 2017 half of employers would be leaning on staff to supply their own smartphones or tablets.
...and there's the crux of it. A gartner report paid for by pushers of software to "manage" third party devices in a corporate environment.
<sarcasm>Not that any of us with any experience were in a position to predict that in general BYOD was a waste of time and money and only shifted the accounting focus from one area to another while savaging network and data security. Oh wait, we did. </sarcasm>
For many organisations BYOD was/is acceptable for mobile devices - partly because they are more locked down and isolatable than a PC but also because many users do not want to carry two devices, and often two chargers, around with them. However on the PC front it was pretty much a non-starter from the off and while as is life, there will be a few examples of it working there will be a lot more where it won't or can't.