Did Hulkenberg opt for the correct project? 'I see that firsthand'

Last week, it was announced that Haas F1 will enter a partnership with Toyota Gazoo Racing, starting already at the US Grand Prix. The Japanese are now Haas' 'Official Technical Partner'. Nico Hulkenberg has previously opted for joining the Audi project this season, and will join the team starting next year. Would the German change his mind given the latest partnership in the competition?