Originally Posted by
fearofpavement
It's not true that you can only log one of those at a time. An instructor can log instruction given and PIC, a student can log dual received and PIC if he/she is rated in the aircraft, etc. Read the regs that cover this.
Merely my opinion - although I'm pretty sure I've seen certain applications explicitly state not to include sole manipulator PIC - but I chose not to include sole manipulator PIC on my applications; especially for the 121 side since sole manipulator does not exist.