#20yrsago

Live, measured metrics for the hashtag #20yrsago from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

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6
Uses / 7 days
Mastodon
5
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.3
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mas.to (Mastodon public tags API) · fetched 2026-10-21 05:35 UTC
1
10-15
1
10-16
1
10-17
0
10-18
2
10-19
1
10-20
0
10-21

6 uses by 5 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mas.to (Mastodon public search API) · fetched 2026-10-21 05:35 UTC

No related tags with measured usage found for #20yrsago.

Live pulse

measured · mas.to (Mastodon tag timeline) · fetched 2026-10-21 05:35 UTC

Everything below is measured over the latest 40 public posts (spanning ~1432 hours).

Posting hours (UTC) — busiest: 11:00

00:0012:0023:00

Languages: English (40)

Avg boosts / post: 0.3

Top of the latest posts

  • #25yrsago Reenacting the Civil War with 44,000 ceramic cats in handmade uniforms https://web.archive.org/web/20011021022729/http://www.phillyburbs.com/intelligencerrecord/news/news_intell/1332513.htm #20yrsago More on publishing and “okayse

    Cory Doctorow@[email protected]♥ 3↻ 02026-10-20 17:36 UTCView post →

  • #20yrsago American Airlines bans in-flight kissing https://web.archive.org/web/20061004214421/https://www.newyorker.com/talk/content/articles/060925ta_talk_collins #20yrsago British Library takes on Creative Commons and DRM https://web.arch

    Cory Doctorow@[email protected]♥ 2↻ 02026-09-28 19:48 UTCView post →

  • #20yrsago Three-hole punch debut, April 1940 https://web.archive.org/web/20061119140057/https://blog.modernmechanix.com/2006/09/06/three-hole-paper-punch-debut/ #20yrsago New Zealand redefines open source as “code you can’t modify” https://

    Cory Doctorow@[email protected]♥ 2↻ 02026-09-07 05:37 UTCView post →

#20yrsago across platforms

every network with a public tag surface

Follow #20yrsago straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/20yrsago