Deduction of PPP expenses? IRS Notice 2020-32 says no, but it might change

After the IRS released the Notice 2020-32 (link below) indicating that the PPP funds used to cover business expenses were non deductible, the legislators like Sen. Charles Grassley (R-IA), the chair of the Senate Finance Committee, and Rep. Richard Neal (D-Mass.), the chair of the House Ways and Means Committee, have expressed that the IRS interpretation