Not only ineffective, it's a new model that's only been around a year, based on a brand new technology with no track record, and so far 1/10K users had catastrophic delamination at high speed.

But consider that in the Firestone case, when just 1 in 140K tires delaminated they had to do a massive recall and nearly went bankrupt. But that's only because they didn't think to get liability waivers.