Twitter co-founder Ev Williams 'not concerned' over Instagram's rising popularity

The Twitter co-founder Ev Williams have stated that he is not worried over the rising popularity of Instagram following its CEO Kevin Systrom recent statement that photo-sharing service has overtaken Twitter in active users.

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Williams said that he didn't give two thoughts regarding the services' rising userbase, saying that the impact of Twitter is more significant than Instagram as world leaders have conversations on Twitter and real time information breaks on it, adding that it makes more money than Instagram, the Verge reported.

Though Twitter financial performance is more solid than spectacular, it has seen a decline in its user growth rate.