1.1 Market Uncertainty
The market uncertainty occurs as consumer needs are keep changing, neither the technology producer nor consumer are able to predict the market trend. Consumer will always enquire for more advances VoIP service to satisfy their needs and to solve their problems. Furthermore, it is difficult to forecast the how fast VoIP or how long it will be survived in the market arena. This related to the adoption rate in the market. It is also rather difficult to project the consumer respond in the change of business model. For example, the eBay bought over the Skype for $2.6million, it was expected higher growth in revenue than it actual achieve after meld the Skype technology in eBay. This may due to the consumer not welcome the changes in the new Skype paid system compare to previous free one. At the same time, consumer is doubtful about which VoIP system will be the dominant design in the market. As nowadays there are a lot of VoIP software applications in market that offer the free internet calling and most of these programs are not able to call the different VoIP providers.