======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '236'
                                          'artist'  'Nellie McKay'
                                     'text_people'  ''
                                         'release'  'Get Away From Me'
                                           'title'  'Really'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-vocals-3', 'q-mixbeat-1', "
 "'Q-PIANO-3']")
                                      'lastfmtags'  "['indie', 'piano', 'jazz', 'female vocalists', 'singer songwriter']"
                                     'discogstags'  ("['hip hop', 'jazz', 'rock', 'funk / soul', 'pop', 'folk, world, & country', "
 "'folk rock', 'pop rap', 'vocal', 'disco', 'lounge', 'big band', 'funk', "
 "'ballad']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '9'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '145.790'
                                             'key'  '1A'
                                        'acoustid'  '682508a7-6e70-471a-9cb0-e5a4a05675f7'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'\x00R\x01\t\x00\x10\x01\x00\x00\x00\x00\x00\x00\x10\x02\x00\x00\x00=\xb3\x00\x10\x03\x00\x00\x00\x84\xd7\x00\x10\x04\x00\x00\x00\xaa\xcd\x00\x10\x05\x00\x00\x00\xdd\x8d\x00\x10\x06\x00\x00\x01\n\x90\x00\x10\x07\x00\x00\x01S]\x00\x10\x08\x00\x00\x01uc\x00\x10\t\x00\x00\x01\xbd\xeb\x00\x10\xaa\x00\x00\x02\x03-\xff\xff')
'TALB' (Album/Movie/Show title)                     'Get Away From Me'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-02-10'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Really'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '0'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nellie McKay'
'TPE2' (Band/orchestra/accompaniment)               'Nellie McKay'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '9/9'
'TSO2'                                              'McKay, Nellie'
'TSOP' (Performer sort order)                       'McKay, Nellie'
'TSRC' (ISRC (international standard recording code))  'USSM10314598'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME.EXE --alt-preset insane'
'TXXX:ASIN'                                         'B0001AP07W'
'TXXX:Acoustid Id'                                  '682508a7-6e70-471a-9cb0-e5a4a05675f7'
'TXXX:BARCODE'                                      '827969066423'
'TXXX:CATALOGNUMBER'                                'C2K 90664'
'TXXX:MusicBrainz Album Artist Id'                  '881cf2b4-bada-4cd6-8563-c827d997fb66'
'TXXX:MusicBrainz Album Id'                         '0aee5691-29c3-4042-9a75-051f70559f67'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '881cf2b4-bada-4cd6-8563-c827d997fb66'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['hip hop',
 'jazz',
 'rock',
 'funk / soul',
 'pop',
 'folk, world, & country',
 'folk rock',
 'pop rap',
 'vocal',
 'disco',
 'lounge',
 'big band',
 'funk',
 'ballad']
'TXXX:lastfmtags'                                   ['indie', 'piano', 'jazz', 'female vocalists', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.90 dB'
'TXXX:replaygain_track_peak'                        '0.728661'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a7d6bc2b-f84e-42bc-8f89-e0140b7ea53c')

========================== row from database ==========================
                                              'id'  843410
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Nellie McKay/Get Away from Me (2004)/18 - Really.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  236
                                           'genre'  ifs-songwriter
                                        'filesize'  9518953
                                           'mtime'  1623435818
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos from (2004) 18 ifs songwriter
                                      'tag_artist'  Nellie McKay
                                     'tag_release'  Get Away From Me
                                       'tag_title'  Really
                                             'bpm'  145.79
                                    'search_title'  'really':1
                                   'search_artist'  'kay':4 'mc':3 'mckay':2 'nellie':1
                                  'search_release'  'away':2 'from':3 'get':1 'me':4
                                     'search_rest'  '00singer':1 '18':7 '2004':5,6 'eos':3 'from':4 'ifs':8 'songwriter':2
                                    'search_combo'  '00singer':10 '18':16 '2004':14,15 'away':7C 'eos':12 'from':8C,13 'get':6C 'ifs':17 'kay':5B 'mc':4B 'mckay':3B 'me':9C 'nellie':2B 'really':1A 'songwriter':11
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'Q-PIANO-3', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'piano', 'jazz', 'female vocalists', 'singer songwriter']
                                        'tag_date'  2004
                                     'discogstags'  ['hip hop', 'jazz', 'rock', 'funk / soul', 'pop', 'folk, world, & country', 'folk rock', 'pop rap', 'vocal', 'disco', 'lounge', 'big band', 'funk', 'ballad']

============================== file details ==============================
                                           'mtime'  1623435817.549032  (2021-06-11 20:23:37)
                             'size'  9518953