Today Sony has reissued the firmware that was pulled due to issue with Hybrid Log-Gamma. The new version 4.02 has a fix.
“As a follow-up to recent communications regarding firmware issues for the PXW-FS5 (V.4.0) and PXW-Z150 (V.2.0), Sony has now released version 4.02 for the FS5 and version 2.02 for the Z150. These new versions address both the previously confirmed issues related to HDR in specific applications of HLG in HD shooting modes, and to audio sync. The new versions are available for download, for the FS5 and the Z150.”
The Sony FS5 is priced at $4750 with a $1,000 instant rebate. Check your favorite retailer for availability.