Everybody uses at least one or more enterprise file sharing and sync (EFSS) consumer app, at least now and then. These include Dropbox, Angry Birds, Facebook, Microsoft OneDrive, Google Drive, Box, WhatsApp, Twitter, Skype or SugarSync. In fact, a lot of people use most of them for a combination of personal and business purposes. Interestingly enough, that list of popular cloud services is an exact match for a list of apps that represent the Top 10 that enterprises are likely to blacklist. http://www.eweek.com/cloud/slideshows/10-cloud-services-enterprises-are-most-likely-to-blacklist.html
For whatever unfathonable reason, although almost all PCs have been 64-bit for years, the new Skype must have the 32 bit pulse audio libraries to work. The rest of the new Skype is drastically improved over the previous Linux versions.
Picture of Socio-engineered malware attempt using "Virus Warning" on Skype message
This seemingly helpful warning is designed to scare you into clicking the link, and thus downloading viruses into your computer. Don’t do it. The real tip off is that I am not using ANY version of Microsoft Windows — I use Linux. It is a Skype message intended to trick you into downloading malware by claiming that it has found malware and your computer needs immediate (read that — “without thinking’) attention.