Although this topic has been around for a while now, the landscape has not really change enough for me to support it. Regulatory scrutiny is only bound to grow in the coming years, and committing to the OpCo proposal for such a long time frame might not be the best, especially with such a high budget.
Despite the clear benefits behind creating a separate legal entity, this should ideally be tested on a smaller scale to increase its chances of passing with a proven track record of efficiency that can off balance most voters apprehensions towards it.