-- The big macro: Vaccines, riots and 250,000 job vacancies -- Is an 18.9% household savings ratio the coiled spring the economy needs? -- Speaking of savings, will bank war-chests be used for massive buybacks? -- On the other hand, US companies are getting in on the capital raising act… but why? -- Coal companies invest in batteries, as grid scale solar comes to industrial rooftops -- Could Afterpay see the end of credit cards as we know them? -- And we dip into the Fool mailbag! See omnystudio.com/listener for privacy information.