SG16 will hold a telecon on Wednesday, April 13th, at 19:30 UTC
(timezone conversion
<https://www.timeanddate.com/worldclock/converter.html?iso=20220413T193000&p1=1440&p2=tz_pdt&p3=tz_mdt&p4=tz_cdt&p5=tz_edt&p6=tz_cest>).

The agenda is:

  * P2558R0: Add @, $, and ` to the basic character set
    <https://wg21.link/p2558>
      o Initial review.
  * D2572R0: std::format() fill character allowances
      o Initial review.

P2558R0 <https://wg21.link/p2558> seeks to align the C++ standard with
the adoption of N2701
<http://www.open-std.org/jtc1/sc22/wg14/www/docs/n2701.htm> by WG14 for C23.

A draft of D2572R0 is expected to be available by Tuesday morning,
2022-04-12, at the latest. It seeks to address LWG issues 3576
<https://wg21.link/lwg3576> and 3639 <https://wg21.link/lwg3639>
following previous guidance as recorded in the:

  * SG16 meeting summary for 2021-08-25
    <https://github.com/sg16-unicode/sg16-meetings/blob/master/README-2021.md#august-25th-2021>.
  * SG16 mailing list archives beginning 2021-11-27 with subject "Agenda
    for the 2021-12-01 SG16 telecon"
    <https://lists.isocpp.org/sg16/2021/11/2851.php>.
  * SG16 mailing list archives beginning 2021-12-01 with subject
    "Proposed resolution for LWG3639: Handling of fill character width
    is underspecified in std::format"
    <https://lists.isocpp.org/sg16/2021/11/2867.php>.
  * SG16 meeting summary for 2021-12-01
    <https://github.com/sg16-unicode/sg16-meetings/blob/master/README-2021.md#december-1st-2021>.
  * SG16 mailing list archives beginning 2021-12-02 with subject "More
    Ruminations about fill characters and alignement (LWG3639)"
    <https://lists.isocpp.org/sg16/2021/12/2889.php>.

Tom.