Which? has accused manufacturers including Apple, Google and Amazon of charging way over the odds for tablets with higher memory capacities.
Amazon has defended the use of a swear-word on a Christmas card as “light-hearted.”
A clothing company has apologised for selling T-shirts with the slogan 'Keep Calm And Rape' - claiming it was a mistake.
After T-shirts emblazoned with offensive slogans appeared on Amazon, a spokesman for the online retail giant said: "I can confirm that those items are not available for sale".
Earlier, clothing firm Solid Gold Bomb has said the items with slogans such as "Keep Calm and Rape A Lot" had been printed in "error" due to an "automatically generated using a scripted computer process running against hundreds of thousands of dictionary words".
A clothing company that has been heavily criticised online for selling T-shirts with offensive slogans including "Keep Calm and Rape A Lot" has closed its Twitter and Facebook accounts
Solid Gold Bomb has apologised for the slogans which have been blamed on an "automatically generated using a scripted computer process running against hundreds of thousands of dictionary words".
Amazon has removed some of the items but one with the slogan 'Keep Calm and Hit Here' is still currently on sale.
A clothing company has removed T-shirts sold on Amazon including the slogan 'Keep Calm And Rape' after complaints, but at the time of writing is still advertising several more, including the item displayed above.
In a statement on their website, Solid Gold Bomb said: "Slogans had been "automatically generated using a scripted computer process running against hundreds of thousands of dictionary words".
"Any offensive items that are remaining are certainly in the deletion queue and will be removed as soon as the processing is complete", they added.
Amazon's revenue jumped by 22 per cent to $21.27 billion as it grabbed a big share of online spending during the Christmas period.
The company's fourth quarter results led to shares rising by almost 7 per cent today.
There is no sign of any move on corporation tax from Amazon either.
In a statement it says: "Amazon pays all applicable taxes in every jurisdiction that it operates within."
The managing director of high street staple John Lewis has called on the Government to look at the way foreign multinational companies pay tax in the UK.
Andy Street said companies in overseas tax havens will "out-invest and ultimately out-trade" businesses paying full taxes in the UK.
He called on the Treasury to look into the "principle" that underpins where earnings are taxed - suggesting that UK companies are not competing on a level playing field.
His comments come just two days after bosses from Starbucks, Google and Amazon were were grilled by MPs over how they manage to pay little or no corporation tax on their UK operations.
All three repeatedly denied the accusation they were engaged in aggressive tax avoidance and were met with derision from members of the Public Accounts Select Committee.
A senior MP has urged consumers to boycott Starbucks, Amazon and Google in protest at what she says is "immoral" avoidance of UK tax.
Margaret Hodge backed direct action to punish the well-known firms after they failed to convince a Commons spending watchdog that they were paying a "fair share".
"I think one should boycott these companies. I do actually think that is the right thing to do," she said after leading a fiery three-hour grilling of executives.
MPs are now accusing Amazon of being "totally evasive."
"Evasive, annoying, insulting" - this session is getting nasty for the firm.
Andrew Cecil, its director of public policy, says he doesn't know who owns the holding company. MPs are appalled.
Forty mins to go, MPs point out - it can't come too soon for the firms.