Englishⓧ Jack Levin ⓧ X1 is on Twitter (X) as @mrJackLevin, with 402,182 followers and 13,481 posts. A typical post draws 100 interactions, an engagement rate of 0.025% per follower. It has been on X since October 2010, an account age of 16 years.
Engagement
A typical post picks up 100 interactions against 402K followers, an engagement rate of 0.025%. Measured over 35 original posts, its engagement rate beats 47% of 20,182 tracked accounts of a similar size, which puts it in the middle of its size range rather than at either end. Posts are seen about 15K times each, and 0.658% of those impressions turn into an interaction. That is about 3.78% of the follower count, which is the gap between an audience on paper and an audience in a timeline.
Measured over 35 original posts from a 30-day window, last computed on September 27, 2026. Recurring tags: #x1, #xen.
Full engagement reportFollower growth
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Bio
First Google network arch. engineer, distributed systems (1999-05), Founder https://t.co/22UhW2td1x, X1 Blockchain
Notable followers
The biggest accounts in our directory following @mrJackLevin.
ⓧ Jack Levin ⓧ X1 on Twitter (X) - frequently asked questions
- What is the Twitter handle for ⓧ Jack Levin ⓧ X1?
- ⓧ Jack Levin ⓧ X1 posts on Twitter (X) as @mrJackLevin. The profile is at x.com/mrJackLevin, and the View on X button at the top of this page opens it.
- How many followers does ⓧ Jack Levin ⓧ X1 have on Twitter?
- ⓧ Jack Levin ⓧ X1 (@mrJackLevin) has 402,182 followers on Twitter (X). The count is refreshed continuously from public data.
- When did ⓧ Jack Levin ⓧ X1 join Twitter?
- ⓧ Jack Levin ⓧ X1 joined Twitter (X) in October 2010. The @mrJackLevin account is 16 years old. Searches for ⓧ Jack Levin ⓧ X1 age often mean a personal age, which we do not publish. The figure here is the account age only.