Abba Voyage has been praised as a “jaw-dropping” and “awe-inspiring” experience by critics who attended its opening night in late May. The virtual concert launched in London with a star-studded event attended by the Swedish pop superstars, as well as Kylie Minogue and the king and queen of Sweden. Five years in the making, the concert featured four 3D digital versions of the group’s younger selves singing and dancing to some 20 of their hits. Inside the purpose-built 3,000-capacity arena at the Queen Elizabeth Olympic Park in east London, they were backed by a live band of 10 musicians and a c…