69. … the consumer communications sector is a recent and fast‑growing sector which is characterised by short innovation cycles in which large market shares may turn out to be ephemeral. In such a dynamic context, high market shares are not necessarily indicative of market power and, therefore, of lasting damage to competition which Regulation No 139/2004 seeks to prevent …
121. The foreclosure effect … depends on a series of factors in relation to which it is not certain that they might all occur in a sufficiently near future, such as is necessary in order for the prospective analysis of the effects of the concentration not to become purely speculative … In this respect, … the Commission referred to a period of three years following the date of adoption of the decision. That period … is relatively long where, as in the present case, the sector concerned is a new technology sector which is characterised by relatively short innovation cycles. Lastly, the applicants’ reasoning is based not only on future and uncertain events, but also disregards the possibility that competitors of the new entity will adjust their marketing and technological strategies to anticipate and counteract a possible foreclosure strategy.
EuG zu Microsoft/Skype, 11. Dezember 2013, Rs. T-79/12.