Instagram not the only photo app in town
Others also offer ways to share
Why Instagram? Why did Instagram become such a huge fad, downloaded 30 million times since it was launched? Why did Facebook Inc. choose to buy Instagram over any other, paying $1 billion for the Silicon Valley start-up last week? Although the personal connection may have helped - Facebook co-founder Mark Zuckerberg tried to hire Instagram co-founder Kevin Systrom in 2004 - Instagram’s remarkable popularity likely did the most to bring about its billion-dollar payday.