The markets aren’t celebrating the deal being done - they are celebrating Trump caving in & lying about the deal being done, thus telegraphing that Iran is likely to get the $24B so we can move on. Thus lying about the deal is viewed as positively as the deal actually being done
This whole “Well I stopped bombing because they asked me to” is just so surreally mentally ill I don’t know how to respond. I’m sure US media will treat it as a perfectly normal turn of events.
Crude is well below that May day when the big Barak Ravid story about a peace deal in 48 hours hit