I'll now open https://www.perlmonks.org  (will be in incognito mode despite incognito => 0)
error when connectingInternal Exception at /usr/local/lib64/perl5/5.30.1/WWW/Mechanize/Chrome.pm line 993.
 at /usr/local/lib64/perl5/5.30.1/Future.pm line 899.
	Future::result(Future=HASH(0x55e2e584d3c0)) called at /usr/local/lib64/perl5/5.30.1/Future.pm line 926
	Future::get(Future=HASH(0x55e2e584d3c0)) called at /usr/local/lib64/perl5/5.30.1/WWW/Mechanize/Chrome.pm line 993
	WWW::Mechanize::Chrome::_connect(WWW::Mechanize::Chrome=HASH(0x55e2e4ab30d0), "mute_audio", 0, "pid", 17465, "launch_exe", "/usr/bin/chromium", "writer_fh", ...) called at /usr/local/lib64/perl5/5.30.1/WWW/Mechanize/Chrome.pm line 966
	WWW::Mechanize::Chrome::new("WWW::Mechanize::Chrome", "mute_audio", 0, "autoclose", 0, "autodie", 0, "incognito", ...) called at /home/rwk/mech-sample.pl line 99
	main::start_new_instance("/usr/bin/chromium") called at /home/rwk/mech-sample.pl line 14