date_default_timezone_get() = UTC => UTC => UTC
date('Y-m-d h:i:s a') = 2026-01-16 01:01:40 pm

1768568500
1610442000
string(4) "TRUE"
TRUE
Is 2026-01-16 01:01:40 pm > 2021-01-12 09:00:00 am? TRUE
1768568500
1610442000

date_default_timezone_get() = America/New_York => America/New_York => EST
date('Y-m-d h:i:s a') = 2026-01-16 08:01:40 am

strtotime("now") = 1768568500
strtotime("01/28/2021 5AM") = 1611828000
Is 2026-01-16 08:01:40 am (1768568500) > 2021-01-28 05:00:00 am (1611828000)? TRUE
$test = TRUE
var_dump($test) = string(4) "TRUE"

Is 2026-01-16 5 AM > 1969-12-31? Yes

Is 2026-01-16T08:01:40-05:00 > 1969-12-31T19:00:00-05:00 + 24 hours? Yes.
strtotime('now') = 1768568500
strtotime('today') = 1768539600
$todaydate = date('Y-m-d',strtotime('today')) = 2026-01-16
strtotime($todaydate) = 1768539600

Is the time right now (08:01:40 am, 1768568500) > 5 AM (1768557600)? TRUE
Is the date on the calendar data file (1969-12-31, -68400) < today (2026-01-16, 1768539600)? TRUE
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