He has a frequently updated blog and appears to read and respond to comments posted there, so you could try contacting him that way.

perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'

In reply to Re: Marpa author: Are you there? by tobyink
in thread Marpa author: Are you there? by BrowserUk

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