[2][1] Because he did not acquire Canadian citizenship until 2018, he was unable to participate in many international junior competitions, though he remarked that had he been born in Canada "I probably would have been playing hockey.

[5] On 18 February 2022, Great Britain was stripped of its silver medal in the men's 4 × 100 m relay after the Court of Arbitration for Sport confirmed CJ Ujah's doping violation.

[6][7] Following the Olympic season, Blake enjoyed a breakout year in terms of individual results, beginning with an upset victory in the 100 m at the USATF Bermuda Games that saw him finish ahead of American stars Noah Lyles and Erriyon Knighton.

"[11] In advance of the 4 × 100 m relay, the prospects of the Canadian team were called into question due to anchor runner Andre De Grasse's struggles with COVID-19 infection shortly before the championships.

[14] Blake was initially named to the Canadian team for the 2022 Commonwealth Games but withdrew after the World Championships, with Athletics Canada citing a need "to properly recover and prepare for the rest of the season.

[19] In the final, the Canadians ran a season's best time of 37.50 and captured the gold medal, in what was widely considered a major upset victory, with a botched baton exchange ending the hopes of the heavily favoured American team.