======================== unified (from filesystem) ========================
                                         'bitrate'  '125.581'
                                        'duration'  '134'
                                          'artist'  'CHROME'
                                     'text_people'  ''
                                         'release'  'Dimitri - Folk, Rock & Guitar'
                                           'title'  'st 37'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-OLDST-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  ("['industrial', 'post punk', 'noise', 'experimental', 'psychedelic', 'noise "
 "rock']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '122.7'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Folk, Rock & Guitar'
'TBPM' (BPM (beats per minute))                     '122.7'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '1978'
'TIT2' (Title/songname/content description)         'st 37'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'CHROME'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['industrial',
 'post punk',
 'noise',
 'experimental',
 'psychedelic',
 'noise rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.23 dB'
'TXXX:replaygain_track_peak'                        '0.454012'

========================== row from database ==========================
                                              'id'  1477607
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/FolkRockGuitar/CHROME st 37 1978-LDraAWaPWxA.mp3
                                         'working'  None
                                         'bitrate'  125
                                    'duration_sec'  134
                                           'genre'  ifs-songwriter
                                        'filesize'  2116537
                                           'mtime'  1637330695
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm FolkRockGuitar 1978 LDraAWaPWxA ifs songwriter
                                      'tag_artist'  CHROME
                                     'tag_release'  Dimitri - Folk, Rock & Guitar
                                       'tag_title'  st 37
                                             'bpm'  122.7
                                    'search_title'  '37':2 'st':1
                                   'search_artist'  'chrome':1
                                  'search_release'  'dimitri':1 'folk':2,3 'guitar':5 'rock':4
                                     'search_rest'  '1978':2 'a':12 'awa':10 'folk':6 'folkrockguitar':1 'guitar':8 'ifs':4 'ldra':9 'ldraawapwxa':3 'pwx':11 'rock':7 'songwriter':5
                                    'search_combo'  '1978':10 '37':2A 'a':20 'awa':18 'chrome':3B 'dimitri':4C 'folk':5C,6C,14 'folkrockguitar':9 'guitar':8C,16 'ifs':12 'ldra':17 'ldraawapwxa':11 'pwx':19 'rock':7C,15 'songwriter':13 'st':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['industrial', 'post punk', 'noise', 'experimental', 'psychedelic', 'noise rock']
                                        'tag_date'  1978
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330695.3548412  (2021-11-19 15:04:55)
                             'size'  2116537