[ceejayoz]

Looks like it's probably the opposite.

> The variant can be found across the UK, except Northern Ireland, but it is heavily concentrated in London, the South East and eastern England. Cases elsewhere in the country do not seem to have taken off.

> Data from Nextstrain, which has been monitoring the genetic codes of the viral samples around the world, suggest cases in Denmark and Australia have come from the UK. The Netherlands has also reported cases.

[gerdesj]

Wales was reporting this variant as seen in all regions on Sunday, hence the lock down.