Pubs will go bust unless rent payments are waived during coronavirus lockdown, an MSP warned.Labour’s Neil Bibby said some large pub-owning companies continue to charge commercial rent from tenants in "tied" agreements in Scotland.Bibby has already been trying to change the law at Holyrood to make rents and leases fairer.But with pubs shut down across the UK, he fears many will not open when the crisis eases.Bibby said: "The government has instructed pubs to close, and tied pubs are not trading and therefore have no customers or income."Yet most large pub-owning companies are continuing to charge tied pub tenants a commercial rent."This is not just a grave injustice, it threatens the very viability of pubs the length and breadth of the