Cuba Tourist Visa. Everyone wishing to enter Cuba as a Tourist is required to apply for a Tourist Visa-card. A tourist card is valid ONLY for leisure or recreational purposes. It is not valid for other travel purposes. A Tourist Card is valid only for one entry within 180 days after the date of issue.
HD-CVi & HD-TVi Technologies. HDTVI (High Definition Transport Video Interface) is the HD Video transmission Interface. HDTVI technology can be implemented in existing simulation on a transmission line reliable kop HD video signal transmission.
As of the date this article was written, HDTVI products have yet to come out in the market as finished products for sale. Considering that HDTVI is an emerging product line, and it creates another fork in the road for megapixel CCTV video over coax; this will turn out to be a HD DVD vs. Blu-ray situation.