Not true..
A couple of weeks back, i was in town for a midnight movie. While
going home, both 6N and NR6 arrived at the bus stop together.
Took 6N. Alighted at Yio Chu Kang Rd, walk into Hougang Ave 8 and
back. When i arrived at the opp bus stop that i alighted, then i
saw NR6 arriving.