A new meaning for bubbles

Bubbles are those fragile globular shapes of soapy water which shine green, purple, pink and silver and float for a short while in the air before bursting silently on any hard surface. A tube of bubble liquid and a plastic wand will effortlessly and cheaply entertain most young children. Surely they don't mean anything beyond their pretty ephemeral selves ? Bubbles have, strangely , taken on a new meaning during this time of the Covid 19 pandemic. We are allowed to socialise within ' bubbles ' to escape the lockdown within our own home. A bubble is not fixed in size they say. It can contain the members of two families who are allowed to meet with each other indoors exclusively. A single person can join just one other household for meetings . A bubble may also be used to separate groups of children within a school. In this case the bubble may contain a much larger number. The aim of course is ...