Android (operating system) of Android phones in use had known but unpatched security vulnerabilities due to lack of updates and support. Ron Amadeo of "Ars Technica" wrote also in August 2015 that "Android was originally designed, above all else, to be widely adopted. Google was starting from scratch with zero percent market share, so it was happy to give up control and give everyone a seat at the table in exchange for adoption. [...] Now, though, Android has around 75–80 percent of the worldwide smartphone market—making it not just the world's most popular mobile operating system but arguably the most popular operating system,
Market share of each decision on the market share of their competitors. It is generally necessary to commission market research (generally desk/secondary research) to determine. Sometimes, though, one can use primary research to estimate the total market size and a company's market share. "Market share: "The percentage of a market accounted for by a specific entity."" "Unit market share: "The units sold by a particular company as a percentage of total market sales, measured in the same units."" "This formula, of course, can be rearranged to derive either unit sales or total market unit sales from the other two variables, as illustrated