https://www.middleeasteye.net/news/israel-palestine-war-exclusive-israel-will-flood-hamas-tunnels-nerve-gas-under-delta-force-supervision

Delayed ground invasion part of campaign to obtain element of surprise in multi-pronged attack, source tells Middle East Eye

Delayed ground invasion part of campaign to keep element of surprise in multi-pronged attack, source tells Middle East Eye

Resolves to my subjective judgement whether this happens on not this year.

2023-10-26 edit:

The above embed seems to pick the subtext of the article rather than the title of the article, which is:
"Israel-Palestine war: Israel plans to flood Hamas tunnels with nerve gas, source says"