concerned at the possibility that tighter rules may yet be introduced. you never know one day to the next what _ you never know one day to the next what is _ you never know one day to the next what is going to be coming in next. and whether we are going to be a viable _ and whether we are going to be a viable business at the end of it. we feel quite _ viable business at the end of it. we feel quite lucky we have managed to -et feel quite lucky we have managed to get this— feel quite lucky we have managed to get this far, but whether we make it through— get this far, but whether we make it through christmas if they change things— through christmas if they change things is— through christmas if they change things is a — through christmas if they change things is a different matter. while uk case rates _ things is a different matter. while uk case rates are _ things is a different matter. while uk case rates are relatively - things is a different matter. izfzi�*u is: uk case rates are relatively high, they are not surging as has happened in austria, the netherlands and germany, where a range of lockdown measures are being introduced. the uk has also moved ahead of many other european countries with boosterjabs, though israel started booster jabs, though israel started earlier and boosterjabs, though israel started earlier and has done more. but the guidance in england on lateralflow tests is being widened to include those planning to mix with others in crowded indoor spaces. in all parts of the uk, the authorities want people to know that covid is still out there and they shouldn't relax their guard. hugh pym, bbc news. well, let's look at the situation in the uk in more