Safaricom's launch of the 42 Mbps was a strategic move for then to remain at the "forefront" of being the first to launch one, seeing Orange was about to announce one too. 

It's a repeat of the 21 Mbps launch where Safaricom "beat"Orange by less than 48 hours. This time round it was down to a 4 hour difference, with even the venue being the same http://www.cio.co.ke/view-all-main-stories/5093-safaricom-beats-orange-to-42-mbps-3g-launch-again.html