There are two typos in answer 1 & 2

[JanOhrstrom]

There are two typos in answer 1 & 2:

YBean's asynchM() will be executed in the transaction context of the client.

Should read:
YBean's asyncM() will be executed in the transaction context of the client.

AND

A new transaction context will be created for the execution of YBean's asynchM().

Should read:
A new transaction context will be created for the execution of YBean's asyncM().

[admin]

You are right. This has now been fixed.

thank you for your feedback!
Paul.