And in this (and many other cases), how do you shift your business to something that is fundamentally different in a lot of ways, has a very different cost structure, and may not especially align with the particular competencies developed over the years?
Reading about Kodak and Fujifilm is interesting: http://www.economist.com/node/21542796. Both diversified--Fujifilm just did so more successfully. And, interestingly, did so by arguably focusing less on being a photo company in a digital age (though their mirrorless interchangeable lens cameras are nice products) but by applying their film chemistry expertise elsewhere.
Hopefully you have the advantage over starting fresh of a good revenue cash cow. But if that revenue declines rapidly, your legacy base may be more burden than help even if everything is managed perfectly.