======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '211'
                                          'artist'  'Delaney & Bonnie & Friends'
                                     'text_people'  ''
                                         'release'  'To Bonnie From Delaney'
                                           'title'  'Let Me Be Your Man'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['blues rock', 'blues', 'classic rock', 'southern rock', 'rock']"
                                     'discogstags'  "['rock', 'blues rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'rock-pop-early-blues'
                                             'bpm'  '132.531'
                                             'key'  '11A'
                                        'acoustid'  '289a3504-d85d-40c2-9e07-9ef7d4743d54'
rest: ''

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

'COMM::eng'                                         '1970/09 (released)'
'COMM:ID3v1 Comment:XXX'                            '1970/09 (released)'
'COMM:iTunNORM:eng'                                 (' 00000392 000002FF 000028CC 000025E9 0002CBD0 0002CC05 000066CA 0000623A '
 '00027E43 000236BC')
'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A68 00000000008E5108 00000000 0081007E 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'A209EF0C+190947+12+150+12050+24735+41087+60037+80505+96910+111065+133907+148677+162555+178417'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '11'
'TALB' (Album/Movie/Show title)                     'To Bonnie From Delaney'
'TBPM' (BPM (beats per minute))                     '132.531'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early-blues'
'TDOR' (Original release time)                      '1970'
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'iTunes 10.4'
'TIT2' (Title/songname/content description)         'Let Me Be Your Man'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Delaney & Bonnie & Friends'
'TPE2' (Band/orchestra/accompaniment)               'Delaney & Bonnie & Friends'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'ATCO Records'
'TRCK' (Track number/Position in set)               '11/12'
'TSO2'                                              'Delaney & Bonnie'
'TSOP' (Performer sort order)                       'Delaney & Bonnie'
'TSRC' (ISRC (international standard recording code))  'USAT21402254'
'TXXX:Acoustid Id'                                  '289a3504-d85d-40c2-9e07-9ef7d4743d54'
'TXXX:CATALOGNUMBER'                                'SD 33 341'
'TXXX:MusicBrainz Album Artist Id'                  '1d0e964a-2b91-4dd9-8100-a5a184870382'
'TXXX:MusicBrainz Album Id'                         '80b50ac6-fbaf-4bdf-bf0c-434baac064fe'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1d0e964a-2b91-4dd9-8100-a5a184870382'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'blues rock']
'TXXX:involved people'                              'tenor saxophone'
'TXXX:lastfmtags'                                   ['blues rock', 'blues', 'classic rock', 'southern rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.567671'

========================== row from database ==========================
                                              'id'  1421297
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Delaney & Bonnie & Friends - Delaney, Bonnie & Friends 1970 To Bonnie, from Delaney (1998 Japanese pressing)/11. Delaney & Bonnie - Let Me Be Your Man.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  211
                                           'genre'  rock-pop-early-blues
                                        'filesize'  8465711
                                           'mtime'  1620736359
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Delaney, 1970 Bonnie, from (1998 Japanese pressing) 11. rock pop early blues
                                      'tag_artist'  Delaney & Bonnie & Friends
                                     'tag_release'  To Bonnie From Delaney
                                       'tag_title'  Let Me Be Your Man
                                             'bpm'  132.531
                                    'search_title'  'be':3 'let':1 'man':5 'me':2 'your':4
                                   'search_artist'  'bonnie':2 'delaney':1 'friends':3
                                  'search_release'  'bonnie':2 'delaney':4 'from':3 'to':1
                                     'search_rest'  '11':16,17 '1970':7 '1998':11,12 'blues':21 'bonnie':8,9 'country':4 'delaney':5,6 'early':20 'exotica':2 'from':10 'japanese':13 'jazz':1 'oldies':3 'pop':19 'pressing':14,15 'rock':18
                                    'search_combo'  '11':28,29 '1970':19 '1998':23,24 'be':3A 'blues':33 'bonnie':7B,10C,20,21 'country':16 'delaney':6B,12C,17,18 'early':32 'exotica':14 'friends':8B 'from':11C,22 'japanese':25 'jazz':13 'let':1A 'man':5A 'me':2A 'oldies':15 'pop':31 'pressing':26,27 'rock':30 'to':9C 'your':4A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['blues rock', 'blues', 'classic rock', 'southern rock', 'rock']
                                        'tag_date'  1970
                                     'discogstags'  ['rock', 'blues rock']

============================== file details ==============================
                                           'mtime'  1620736358.8517087  (2021-05-11 14:32:38)
                             'size'  8465711