[Optimizer]

Taking 5 months to enable trading doesn't seem like "adoption"

[duren]

It's more complicated than this.

They probably could implement it much sooner, but they are waiting for 2 things (I'm speculating here).

1. Larger hashrate, which decreases likelihood of a 51% attack.

2. SegWit2x November hard fork.

[provost]

You should visit the headquarters of some slow-moving enterprises.

[Optimizer]

Slow moving enterprises in technology world are an age old phenomena. Even - long established, waterfall pattern following - enterprises are acknowledging this and speeding up their cycles. In the current world of fast pace technology, one cannot justify by giving such examples.