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FrACT fun: To my #visual #acuity test michaelbach.de/fract/ I had added a calibration option via credit card (size template). Teaching FrACT users yesterday: They avoided clicking "use credit card" because then thought it might cost! Yes, poor GUI design, now "plastic card" :).

Sorting mailboxes (not mails) alphabetically in #macOS’s Mail݀݀݀ .app. Long sought for, neglected by #Apple for years, here michaelbach.de/2022/10/27/sor… is a solution.

How can we get Elon Musk to buy Elsevier?

#Klima Treffender Satz in der Zeit (UW Heuser): "Motto: Zuerst wollen wir das alte Wirtschaftswachstum zurück bevor wir seine Folgen ernsthaft bekämpfen können". #climate (my tranlation) First we want our economic growth back before we're gonna deal with its collateral damages.

If you want to make an educated decision re 🐘#Mastodon, this "Increasingly Less-Brief Guide to Mastodon” github.com/joyeusenoelle/… may be very useful

→ Mastodon: fediscience.org/@michaelbach

Ich werde oft gefragt, warum Esoterik scheinbar häufiger bei Frauen verfängt. Es gibt dafür unterschiedliche Erklärungsansätze. Zum einen kommen viele Frauen schon sehr früh mit esoterischen Konzepten in Berührung. In meiner Jungend waren Mädchenzeitschriften voll von... (1/x)

New addition to my #illusion collection: michaelbach.de/ot/cog-blurSha… Those pages now total 150 #illusions.

Frequently I see questions on #Mastodon clients / apps. Tried several (on #macOS & #iOS). I best like the web interface! "Advanced web interface" enabled, gives 4 columns. Jump from toot2toot with cursor down/up (#Mastodon v4.0.2). fediscience.org/@michaelbach

This person "Elon Musk" has lost my respect, final straw: his Fauci post. Leaving. Now found at Fediverse / Mastodon: @[email protected]

Leaving Twitter towards some ancient elephant… (can't post link, considered "malware" haha)

Homöopathie bei Kindern mit Erkältungskrankheiten ohne Effekt: Brisbane – Bei der Behandlung oder Vorbeugung von akuten Atemwegsinfektionen bei Kindern zeigen homöopathische Arzneimittel in Studien keine oder nur geringe positive Wirkungen,… dlvr.it/SgfYW0

#VisionScience. Three days after posting this on Ferdiverse/Mastodon fediscience.org/@michaelbach I’m posting this here too: Built a new (of sorts) angle #illusion, striving for the simplest arrangement showing #illusions: michaelbach.de/ot/ang-oblique…

FrACT (Freiburg Vision Tests) now also as a WebApp. This magically avoids installing, yet you get a full app. (Nearly) all platforms! And remains free. michaelbach.de/fract/#webApp

Yesterday I tweeted "FrACT (Freiburg Vision Tests) now also as a WebApp." For anyone interested in the "magic" behind a web app, here michaelbach.de/2023/03/08/fra… is a write up of the coding involved. And I found a bug thereby! :) #vision #webapp #html #javascript #acuity

Ich bin ja unglücklich über den Genderstern und habe das auch ausführlich begründet michaelbach.de/2021/07/13/war… Jetzt gibt es in BADEN-WÜRTTEMBERG eine Petitionsliste für ein Volksbegehren: stoppt-gendern-in-bw.de

Gratings in FrACT₁₀ michaelbach.de/fract/. Select spatial frequency and patch diameter. Error diffusion allows for accurate threshold in spite of 8 bit limits. Downloadable as WebApp. For giggles try 'Autorun to target contrast'. #vision #visionscience #acuity #psychophysics

A new illusion on my site: michaelbach.de/ot/ang-Orbison… Matsunaga, Ito & Kanematsu recently discovered a _kinetic_ variant of the Orbison illusion, which is markedly stronger. Enjoy!

No joke of the day: FrACT₁₀, the Freiburg Acuity & Contrast Test michaelbach.de/fract/ now features Dithering for contrast optotypes. This allows the full physiologic range on standard displays. Details on dithering: michaelbach.de/2024/03/29/fra…