There are many options, your own private cloud for example. Or just something that runs locally - either way.
And, don't call me crazy just yet - take a look at Symantec's Backup Exec, Endpoint Protection, etc. UIs, they are java apps that are made to look and feel like a compiled app. I assume they do this to bridge the gap for those less inclined to change.
The big boys already see the value in it. But the rest though...whew - it could be a while.
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