1.   Buchenwald was a labor camp rather than a death camp, and inmates were sent daily to make weapons and other war materiel.

2.   Despite the limited functions of SMS, it has been a huge money spinner for telecom operators with one billion messages sent daily worldwide.

3.   Despite the limited functions of SMS, it has been a huge money spinner for telecoms operators with one billion messages sent daily worldwide.

4.   Despite the limited functions of SMS, it has been a huge money spinner for telecoms operators with an estimated one billion messages sent daily worldwide.