That’s a great marketing approach because naturally people like free things(cool service for free yeaah), so soon they are hooked up and the service can grow pretty fast.
Hiyo ni kubwa masoko mbinu kwa sababu watu asili kama mambo bure (baridi huduma ya bure yeaah:)), hivyo hivi karibuni wao ni yatakuwapo hadi na huduma inaweza kukua pretty kufunga.