Uddhav Thackeray at the launch of WAYU and the rural taxi in Bandra on Thursday. Pic/Nimesh Dave

Even as Sena chief Uddhav Thackeray was taking swipes at the BJP government, the two parties came together for the inauguration of a four-wheeler auto rickshaw and an air-purifying device — called Wind Augmentation and Purifying Unit (WAYU) — in Kala Nagar, Bandra.