Well, was referring specifically to Israel, which doesn't seem to have the issues with the new strains.
But, yes, in countries with low vaccination rate or slow vaccination programs, and with a higher r0, mutations will become likely.
In additional news, the Lancet reported the Sputnik V vaccine is about 92% effective after the second dose, per a peer-reviewed study published by Russia's Gamaleya National Research Centre for Epidemiology and Microbiology.
However, they only reported symptomatic cases, and didn't report asymptomatic cases or neutralizing titers.