Hewlett-Packard shares have fallen as much as 14% after it announced an $8.8bn writedown relating to its acquisition of Autonomy.
The US technology sector has been "crushed" in recent weeks but remains on course for long-term gains, managers have insisted.
As the iPhone queues lengthen and governments reconsider licence auctions, perhaps the FT's Jonathan Guthrie was right in suggesting long-term evolution (4G or LTE) will be of as much use to Britons as "snuff and moustache wax".
Apple, the world's largest company, revealed profits in the fourth quarter missed analysts' estimates, prompting a share price drop of 1.5% in after-hours trading.
Internet search giant Google has become bigger than Microsoft in terms of market cap after its shares surged 30% in the last quarter.
Despite negative press, structured products still form part of many wealth manager portfolios. Joanna Faith looks into their appeal.
The FSA is proposing to ban the promotion of certain structured products as part of its wider effort to prevent the sale of unregulated collective investment schemes (UCIS) to retail investors.
Shares in technology giant Apple are today poised to fall around 5% after it delivered a trading update which missed expectations.