Telegram's mysterious founder at Dubai event, Emaar Properties will repair homes damaged by rain, Habtoor to donate $4.6M to fix Emirati houses, Young graduates in UAE are landing "director" roles, Nvidia loses $400BN in market frenzy, Saudi's Neom seeks Chinese investment, Jordan mental health startup raises $1M and our guest today is the co-CEO of a crypto rating agency and financial analytics platform ARIA