Mark Sumner 🌒 Add us as a preferred source on Google

Bluesky @devilstower.bsky.social

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🔄 Data last refreshed 3 months ago

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Followers

19.8K

Account age

3 yrs

🎁 Free analysisfor Mark Sumner 🌒

🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

Known for

42 views On to the next world. My work here is done.

📊 Post engagement

📊 Activity & format

Posting cadence

28.8 / week

Posts daily — consistently active for a campaign window.

Content mix

Mostly text

Recent: 11 text · 1 image · 0 video.

Follower / following

39×

Follows 503 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Bluesky ↗

🔥 Top post Made an extended EV road trip, stopped at chargers on three different networks, and every one of them worked. Didn’t have to call customer service or try multiple chargers. This is so different from the way things were a few years ago. ★ 75

Democracy is destroyed by gerrymandering. The economy is destroyed by monopolies. Both ensure that power remains with the powerful, that government and business serve their needs, and that everyone gets only as much freedom as they allow. ★ 28 Trump would rather attack Democrats than Iranians. Just wait until we close the Strait of Duluth. ★ 16 With two weeks to go, London bookies are giving Count Binface a 10% chance of beating Nigel Farage--but 75% of all bets are for Binface. Meanwhile, the odds on Reform winning the next General Election have plummeted from 52% to 35%. No … ★ 12 DOT decides that big rocket companies (Musk, Bezos) can skip environmental review. This action was made possible by a 2025 Supreme Court ruling that gives agencies "substantial deference" to skip environmental impact statements and other r… ★ 25 “Destructively scan all the books in the world” reminds me of an Iain Banks Culture novel in which a conqueror promises not to remove a single word from a sacred library. Then he cuts all the books into pieces and sorts the words together … ★ 17

On to the next world. My work here is done. ★ 42 Bridges. Burned. If Stevens wants to run again in the future, she’ll have to hope there’s still a MAGA party—and that it’s desperate enough to have her. ★ 12 The funny thing is, the two people who showed Trump’s team how to steal all the power from the House and Senate were Newt Gingrich and Mitch McConnell. … ★ 53 It’s amazing how many right wing rants boil down to “Black people are angry because we have our boots on their throats, which is why we can never let them up.” ★ 15 Nothing pisses me off more this week than seeing a “pro-labor Democrat” with an AI generated ad. ★ 20 There’s no answer that Fauci might have given that wouldn’t have resulted in Republicans charging him with lying to Congress. It’s easy to find fault with testimony if you get to make up the “facts.” ★ 25

🦋 Handle & authenticity

Bluesky handle

@devilstower.bsky.social

A default .bsky.social handle — genuine, but not domain-verified. Confirm identity before a high-value deal.

On Bluesky since

Jul 2023

An early adopter from the invite-only beta (before the Feb 2024 public launch) — an original, established account.

💡 Facts

🗓️Joined Bluesky in 2023 — 3 years ago.

👁️Averages 28 views per post.

📤Posts about 28.8× per week.

🏅Earned the 10K Followers for passing 10K followers.

🕵️ Fake follower check

Estimated

86/100

Excellent Credibility score

99%

Real Real audience

Low Fake-follower risk

High Data confidence

Est. 99% real, active audience · Low fake-follower risk.
Strong engagement (~0.1% of followers engage each post) — an active, real audience.
Organic base — far more followers than accounts it follows.
Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

Author, journalist, old guy. Science, climate, space, transportation, energy, and how human selection drives the evolution of all of the above. www.unchartedblue.com

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

ardribarre2.bsky.social 18%

Johnny David La Fayette 17%

Alt US Forest Service 16%

💫 11%

Euan MacDonald 11%

bjhnsn.bsky.social 10%

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Frequently asked questions

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How many followers does Mark Sumner 🌒 have?

Mark Sumner 🌒 has 19,803 followers on Bluesky.

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Known for

📊 Post engagement

📊 Activity & format

Recent posts

🦋 Handle & authenticity

💡 Facts

🕵️ Fake follower check

About

🔀 Audience overlap

More like this

Frequently asked questions

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