Translation of firsthand in German

In May I'll be able to show the machine at an exhibition in the university. In addition, we can show it to all these university partner laboratories in the U.S., which are led by people who live here.
Please give me a minute to work on it, I've currently three people talking to me at the same time over the support chat, plus two others in form of real people in my office! (Yes this still exists, real people...). Is that OK?
What do you think about your job as a teacher? Is it difficult? Of course we can talk via MSN. My name is John and I live near Stuttgart. This is in the south of our republic.