From 2ca7e1831d1ac3c62fa67a2bfc6ea626bb7ea42e Mon Sep 17 00:00:00 2001 From: Frederick Yin Date: Fri, 17 Jun 2022 19:57:58 +0800 Subject: New post: random/ergo_m575 --- docs/random/ergo_m575.md | 75 ++++++++++++++++++++++++++++++++ docs/random/img/ergo_m575/bottom.jpg | Bin 0 -> 642643 bytes docs/random/img/ergo_m575/left.jpg | Bin 0 -> 879822 bytes docs/random/img/ergo_m575/rear.jpg | Bin 0 -> 797835 bytes docs/random/img/ergo_m575/right.jpg | Bin 0 -> 630092 bytes docs/random/img/ergo_m575/socket.jpg | Bin 0 -> 520713 bytes docs/random/img/ergo_m575/top.jpg | Bin 0 -> 549192 bytes docs/random/img/ergo_m575/trackball.jpg | Bin 0 -> 910940 bytes docs/random/index.md | 1 + 9 files changed, 76 insertions(+) create mode 100644 docs/random/ergo_m575.md create mode 100644 docs/random/img/ergo_m575/bottom.jpg create mode 100644 docs/random/img/ergo_m575/left.jpg create mode 100644 docs/random/img/ergo_m575/rear.jpg create mode 100644 docs/random/img/ergo_m575/right.jpg create mode 100644 docs/random/img/ergo_m575/socket.jpg create mode 100644 docs/random/img/ergo_m575/top.jpg create mode 100644 docs/random/img/ergo_m575/trackball.jpg diff --git a/docs/random/ergo_m575.md b/docs/random/ergo_m575.md new file mode 100644 index 0000000..08d4200 --- /dev/null +++ b/docs/random/ergo_m575.md @@ -0,0 +1,75 @@ +# I'm Using a Trackball (Logitech ERGO M575) + +I've always heard stories about people worshipping the trackball for e.g. +comfort, precision, curing their carpal tunnel, etc., but I've never used +one… until now. + +Note: this blogpost has no insight whatsoever. It's just me talking random +stuff about my new trackball. + +![Top view of the trackball. It is asymmetric. A shiny blue trackball (3-4 +cm in diameter) is on the left. The chassis on the right is made of black +plastic, has a "logi" logo, and features two mouse buttons and +a scrollwheel. At the tip of the left button there are two protruding +buttons in a vertical layout.](img/ergo_m575/top.jpg) + +Joke's on me, the first thing I did after putting it on my desk is to +instinctively attempt to drag it around. Obviously the rubber pads on the +bottom stopped me from doing that. + +![Left view. The trackball fits inside a socket.](img/ergo_m575/left.jpg) + +![Right view. There is a groove along the bottom for the side of your +palm.](img/ergo_m575/right.jpg) + +![Bottom view. A mostly flat surface except for an engraved "ERGO M575", +a few rubber pads, an on/off toggle switch, a dongle/bluetooth switch +button, a hole exposing bottom of trackball, and the lid of the battery +holder.](img/ergo_m575/bottom.jpg) + +The hole on the bottom is large enough for me to poke my pinky through and +push out the trackball. + +![Left view after taking out the trackball. The ball leans against the +chassis and looks glittery.](img/ergo_m575/trackball.jpg) + +It turns out, like a regular optic mouse, it's also laser powered. + +![Closeup of the empty socket. There is a laser transceiver deep in +there.](img/ergo_m575/socket.jpg) + +The three tiny white dots you see are rollers that support the trackball +and maintain friction. Allegedly, these were made of steel in its +predecessor, M570, but now they are plastic. + +I've been using this for a dozen hours now, including web browsing, file +managing, text editing (in LibreOffice and vim), and CAD. Here's what +I feel about it in general. + +## Pros + +- It's beefier than my old ThinkPad mouse and fits my hand better +- Trackballs are cool +- The Logitech® Unifying™ USB® receiver works out-of-the-box on Linux® +- The motion is smooth and detection is precise (but I have no proof that + it is more precise than my regular mouse) +- The ball never slips my thumb +- It saves desk space +- It's taller and thus less likely to get buried in piles of paper + +## Cons + +- The right mouse button is too sensitive and sometimes depresses under + the weight of my hand +- The left and right buttons on the scrollwheel are now two discrete, + vertical buttons without context +- It's unfriendly to left-handed people +- It's harder to orient my hand immediately upon contact +- Hence, it's harder to switch my right hand from keyboard to mouse +- Hence hence, I'm more reluctant to do the reverse which puts more burden + on my left hand + +## Conclusion + +There is no conclusion. I told you there is no insight. I just wanted to +share some cool new hardware. 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