They may seem most appropriate, but sometimes, new technologies do not transplant too successfully to alien cultures: Reuter reports from Kinshasa that Zaire’s main cellular telephone company, which is in a battle with a rival firm trying to muscle in on its territory, moans that its signals are being deliberately jammed – Jim Galan, head of co-ordination at Telecel Ltd, said five or six microwaves had been trained on its main antenna for the last four days, drowning out many calls made from central Kinshasa, making it increasingly difficult for its 4,000 users in the Zairean capital, mostly politicians, businessmen and diplomats, to phone.