At the end of the day, the only example of successful QB30 hacking I could find was in the documentation of the obscure product Door Patch v3.7, apparently a collection of functions to create “BBS doors” in BASIC. In the readme attached to the archive, programmers Jeff Porter and Clint Labarthe describe how to patch the BRUN30.EXE runtime to make it keep the DTR signal of the serial port always active:
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，详情可参考快连下载安装
IBM 回应 AI 冲击：现代化远不止改代码。纸飞机下载对此有专业解读
Waning Gibbous - The Moon starts losing light on the right side. (Northern Hemisphere)