Is Three’s call for a judicial review just a stalling tactic?

We’ve been expecting it since the earnings call, but Three has now made it official. It will be making a legal challenge to Ofcom’s reforms to the 5G spectrum auction.
During the earnings call, CEO Dave Dyson got his excuses in early stating a review would not cause any negative impact on the 5G journey, because it would only take three months. He constantly asserted no decision had been made, but it was a pretty transparent PR-exercise of prepping the market for a judicial review, a