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VC Intelligence Report

Twenty Bits I Learned #3

Design — A hardcover design book featuring reflections on web design principles and practices from Simple…
Designperpetual
■ Inactive
Verdict from HTTP liveness real
last probed Aug 24, 2026
Pulse 5.9 · 2/4
5.9
Pulse Index
2/4 families · real
0.0
30-day Δ
pulse momentum · real
17
HTTP probes
liveness history · real
4
Functional tags
observed attributes · real
Risk read derived from observed signals

Observed dead: the site no longer answers as a live product. Pulse has been flat over the last 30 days. Observation is liveness-only: no tracked press, repository, or traffic rank — existence is confirmed, momentum is unobserved.

HTTP liveness

real
17 probes · Jun 16, 2026Aug 24, 2026aliveredirecteddeadunverified

Signal telemetry

4 families · 2 observed · observed only
Liveness probereal
alive in 0% of 17 probesavg response 2277 ms
Developer tractionchecked · none
No public repository linked — GitHub signals are not tracked for this product.
Press & sentimentchecked · none
No coverage found in the tracked press corpus. Absence of press is itself a signal at this stage.
Web footprintreal
resolved host
simplebits.com
edge
direct origin
server
openresty
Tranco rank
#275,643
Domain age & certificate data not yet collected

Analyst read

generated from the observed metrics above · no external narrative

Twenty Bits I Learned #3's site returned a hard-dead response when we last probed it on Aug 24, 2026, so we mark it inactive. Its Pulse Index is 5.9 of 100, built from 2 of 4 observed signal families. Observed footprint: 4 functional tags. It has no curated competitive-alternative edges yet, so the comparable set below is functional tag-similarity — read it with the confidence flags.

Comparable set

curated alternatives → functional tag-similarity
CompanyBasisOverlapPulse30d ΔStatus
CBC Graphic Standards Manualdesignsimilar80%8.00.0— unverified
Elegantissima: The Design and Typography of Louise Filiothertag-overlap80%40.00.0● live
The New iMachardwaretag-overlap80%40.00.0● live
Nix Pro Color Sensordesignsimilar80%2.2-8.0■ inactive
Adonit Jot Touch with Pixelpoint Stylushardwaretag-overlap80%17.10.0— unverified
Pen Type-Ahardwaretag-overlap80%45.6+32.0● live
Adobe Ink & Slidehardwaretag-overlap80%40.00.0● live
Microsoft Surface Pro 7 i7 - Matte Blackhardwaretag-overlap80%2.0-8.0■ inactive

Confidence reflects source and category coherence: curated = an editorially linked alternative; similar = strong functional tag-overlap in the same category; tag-overlap = shared tags only and may be noisy. Overlap is the shared functional-tag ratio (Jaccard) for tag-matched rows. Pulse is the observed-activity index real and 30d Δ its signed month change; a dash means insufficient observed history, never zero.

Structure

observed attributes
Business modelperpetual
Liveness tiersunset
Competitive alternativesnone linked
Open sourceNo
Public APINo
Free tierNo
Enterprise tierNo

Funding & team

not in source

No disclosed funding in our sources. Funding data covers only ~1% of the corpus (462 rounds across 79K products), so absence here is unknown, not zero— we don't estimate a number we can't source.

RAW TELEMETRY last 14 probes
PROBEDHTTPORIGIN → RESOLVEDSERVERMSVERDICT
2026-08-24 12:34Z404simplebits.comopenresty1810dead_404
2026-08-11 14:42Z404simplebits.comopenresty1725dead_404
2026-08-11 14:42Z404simplebits.comopenresty1640dead_404
2026-08-09 00:23Z404simplebits.comopenresty2360dead_404
2026-08-05 20:14Z404simplebits.comopenresty3149dead_404
2026-07-30 19:31Z404simplebits.comopenresty2024dead_404
2026-07-26 16:11Z404simplebits.comopenresty2464dead_404
2026-07-18 12:57Z404simplebits.comopenresty2864dead_404
2026-07-13 10:35Z404simplebits.comopenresty3086dead_404
2026-07-04 14:51Z404simplebits.comopenresty2802dead_404
2026-06-23 15:42Z404simplebits.comopenresty2407dead_404
2026-06-21 18:43Z404simplebits.comopenresty2000dead_404
2026-06-21 18:43Z404simplebits.comopenresty1197dead_404
2026-06-20 08:13Z404simplebits.comopenresty2348dead_404
Full redirect chains, response headers, and DNS records are not captured by the current probe.
Launch Sentinel tear sheet · Twenty Bits I Learned #3 · as of 2026-08-28 · launchsentinel.com/reports/twenty-bits-i-learned-3 · liveness, pulse and press figures are observed data with provenance shown per panel.