New developments in PBN

ICAO PBN Manual, Document 9613, is currently being revised. Edition 5 is expected to be published early to mid-2022. I will then summarize some of the major changes to supplement the coverage in my book.
 
CORRIGENDA to Instrument Flight Procedures 2nd Edition 2nd Printing 2021:
Index 10.4.3 Path terminators, Fig 10.15a, page 113: CD shall read Course-to-DME distance