The audiobook is now on Audible and Apple Books.  More platforms are coming!

https://www.audible.com/pd/DRIFT-Audiobook/B0GWNK4WKQ?ref_pageloadid=not_applicable&pf_rd_p=80765e81-b10a-4f33-b1d3-ffb87793d047&pf_rd_r=C8CJ98AQCQ2RG9NNT5HB&plink=KCGLNVefJUWLeg8r&pageLoadId=QToOwISSrW3mOEQN&creativeId=4ee810cf-ac8e-4eeb-8b79-40e176d0a225&ref=a_library_t_c5_libItem_B0GWNK4WKQ_0