How well trained are the teachers? But, this is only training by the DBE, it does not include training undertaken by private companies like educational publishers or suppliers of content and hardware.
What this does not take into account is the cost of supplying the internet access, even when a school is situated in a high connectivity area. The challenge is to make content available that is internet- connectivity-limited. What about the challenge(?) of connectivity?
Small sample Limited time frame in which we undertook this initial study Unreliability of or contradictory nature of some information sources. Limitations of this study & Opportunities for future research