Billionaires, Big Businesses Sign Letter Against Voting Restrictions

The transcript discusses the opposition of major corporations and billionaires to Republican efforts to change voting laws. Companies like Google, Amazon, and Starbucks, along with billionaires such as Warren Buffett and Michael Bloomberg, have signed a letter published in major newspapers to express their disapproval. Despite this, many of these signatories continue to donate to Republican campaigns, and it remains uncertain if they will cease contributions to politicians supporting voting restrictions.

How do the political donations of those who signed the letter relate to Republican campaigns?

What is uncertain regarding the donations from those who backed the letter?