It's completely Bullock's fault. He waited until the last minute as a relatively no-name candidate to announce. He would have been in the first debate if he announced earlier. I don't know why people don't get this.
Bullock had a job to do, he wanted till the end of his legislative session to run so the Republican in his stare couldn’t dismantle everything he worked for.
Yeah, it would be great if he ran earlier and gotten the resources earlier but he had to finish the job he was elected to do before running for another