It's best to compare Slack to MS Lync (which is now branded as Skype, was built out of MSN Messenger). In Windows environments, it's a pretty important piece o

It's best to compare Slack to MS Lync (which is now branded as Skype, was built out of MSN Messenger). In Windows environments, it's a pretty important piece of communication software. I use it constantly everyday to communicate and meet with those across my province (Alberta).