In general, the vibes are way, way up. “We’ve had a lot more school spirit,” says Rosalmi, a senior at New Heights Academy Charter School in Harlem. At Brooklyn Technical High School, some kids have taken up poker, betting with hair ties instead of cash. Noshin Sayiram, a junior at Stuyvesant High School, told NYMag that when the phones were first banned, there was a lot of grumbling from students that without their devices, it was more cumbersome to cram homework — or last minute quiz prep — between classes. “I’d say it’s made us closer,” Aidan, who attends Hunter College High School, said of the phone ban.