I don't think it matters how you cut a log, they are all prone to moisture issues unless you put a big porch over all four walls. Chinking might be worse because it allows moisture into the space between the chinking and the log that is created when the log shrinks. .
Not sure where you get your information. The first house I built for myself were two pre civil war log houses I took down and moved to another location. One log house was all cedar logs and the other one was popular. They are both still standing and they are both over 150 years old. One small porch on the front of each.
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