Just for my reference….moving on.
Understanding iOS Status Bar Symbols - Apple Club
hyperlink - What is "mt=8" in iTunes links for the appstore? - Stack Overflow. From that link:
Apple designates a number of different Media Types (mt values):
4 TV Shows
5 Music Videos
7 iPod Games
8 Mobile Software Applications
10 iTunes U
12 Desktop Apps
So, to answer your question, the "mt=8" in iTunes links simply identifies it as being of type 'Mobile Software Applications'.
and further in those comments:
For the commenter above, in case you haven't figured out,
ls=1means the URL will try and open iTunes and follow the link. If
ls=1is not included it will simply load the web page for that particular media asset.
safari safe browsing data what is it? - Apple Support Communities
Q: what is the safari safe browsing data when you sync you phone after the iOS 5 update??
A: Google Safe Browsing Data Syncs to iOS Devices Via iTunes - The Mac Security Blog