Heads-up Notice About Macos 10.15, A.k.a. Catalina

If you're thinking about upgrading to macOS 10.15 (Catalina) please note: this new release will not run any 32-bit apps. Apple is now strictly enforcing their "no 32-bit apps on a 64-bit operating system" policy. Before you upgrade, read this article and check your machine:

How to find out if your Mac's software is 32- or 64-bit
If you plan to use macOS beyond Mojave, you need to upgrade any 32-bit apps on your Mac to 64-bit.
https://www.macworld.com/article/3393161/how-to-find-out-if-your-mac-software-is-32-or-64-bit.html