Retired IT consultant and retailer,
retired editor and publisher (Mille Tre Verlag).

My free e-books website:

www.dunyazad-library.net

(Last major update January 1, 2021)

My photo albums:

drs.at/photos

(Last updated February 23, 2020)

My (mostly inactive) Twitter:

twitter.com/robert_ddl

My Windows command line tools and my command line calculator Hypatia:

www.dunyazad-library.net/software/

Email:

robert@drs.at