<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.mchambuzi wa utafiti wa messari mason nystrom anaamini kwamba takwimu inaweza kuongezeka hadi zaidi ya 1.3 bilioni kwa mwaka 2021.  <response>: messari research analyst mason nystrom thinks this figure could rise to far more than 1.3 billion in 2021. 