This sort of benefit in software can be realized with much shorter terms. A 5 or 10 year term would accomplish pretty much all the same benefits. 25 years is just way too long for software.

▲

dlcarrier 3 days ago | parent [-]

The benefit comes from no one ever using the earlier inferior versions.

	▲	cogman10 3 days ago \| parent [-]
		Correct. 5 years is long enough to kill off inferior standards and let superior ones blossom.