Which British tech failure do you remember with the most second-hand embarrassment?

Fujitsu's Horizon system wrongly accused hundreds of sub-postmasters of theft, leading to one of the gravest miscarriages of justice in British history. Decades on, the fallout is still unfolding.

Launched in 2002 to modernise NHS records, it became one of the most expensive public sector IT failures ever. It was quietly dismantled less than a decade later.

Clive Sinclair's 1985 electric vehicle was meant to revolutionise transport but was mocked as a death trap on Britain's roads. It became a cultural shorthand for British tech hubris.

British households dutifully invested in Betamax players before VHS crushed them on the high street. A whole generation learned the hard way that 'better tech' rarely wins.

Ofqual's grading algorithm downgraded thousands of students' results during the pandemic, disproportionately hitting state schools. The U-turn came only after nationwide protests.