HONG KONG (CNNMoney) -- Masako Wakamiya is a vibrant, self-described chatterbox who just launched her first smartphone app.
Oh, and she's 81 years old.
She says she felt compelled to do something after noticing a shortage of fun apps aimed at people her age.
"We easily lose games when playing against young people, since our finger movements can't match their speed," Wakamiya told CNN.
The retired banker asked a bunch of people to create games for seniors, but no one was
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