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

My free e-books website:

(Last major update July 12, 2019)

My photo albums:

(Last updated September 10, 2019)

My Twitter:

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

Kontakt / Contact information


Telefon/phone: +43.1.2566560, +43.699.10000712

Adresse/postal address:

Robert Schaechter, Saikogasse 9/19/4, 1220 Wien, Austria