Note that there's a big difference between 4% enrichment vs 20% as once you reach 20% is becomes very fast to enrich it to 98% as required for weapons.
The implication being everyone is calling for war in Iran without making it look like "I started it". Wanting the other side to start the fight.
If Trump has plans to start this war within his presidency, his time window is rapidly shrinking.
2021 surely will bring in its surprise. What that might be remains to be seen.
BBC's report.
.