Two thoughts (and check with an attorney!)
1. You may be able to file an Anti-SLAPP motion.
2. You could consider filing a complaint with the SEC.
1. You may be able to file an Anti-SLAPP motion.
2. You could consider filing a complaint with the SEC.
The volume of discovery would be completely normal in such a case, but would be rejected by any sane judge if Amazon were suing him personally for ... libel? I'm not sure what Amazon even could sue him for, criticizing the company isn't a crime.
If he is an expert witness, surely he can get California to reimburse him, including for any attorney’s fees.
If this is Rule 45 third-party discovery, look at Rule 45(d)(1) and get an attorney. Maybe read this, too:
https://www.americanbar.org/groups/litigation/committees/com...