Cross-industry disruptions - anything learned from the past?

"Predictable course:

1. Executives ignore the challenges.

2. Then they try to resist.

3. Only when it's too late do they make radical changes."

Andy Grove

Does it always have to be like this?

Now very much a question in areas like media (advertising moving to internet), telecom and of course in banking's opportunity to move into new networked economy value dimensions.