I blogged about the $1k Project For Ukraine a couple of months ago. Since then over 5,000 families in Ukraine have gotten a $1k gift, no strings attached, to help them survive during this crisis. That is $5mm of direct aid to families in Ukraine. Yesterday, Stewart Butterfield, the founder of Slack, tweeted that he and Jen Rubio will be matching another $2.5mm of $1k donations over the next 48 hours, starting at mid-day yesterday."All” means no need to tweet receipts (or even read this): we’l...