1) the fact they did short cycles doesn't mean, that short cycles were useful (while probably short cycles makes it simpler to carry users along) 2) it doesn't

1) the fact they did short cycles doesn't mean, that short cycles were useful (while probably short cycles makes it simpler to carry users along) 2) it doesn't mean they are still benefitial to the users. At some point an app does "all" and new features are more likely to lead to bloat than improvements for 99% of the users. Thus "they got there due to that" isn't an argument.