======================== unified (from filesystem) ========================
                                         'bitrate'  '70.417'
                                        'duration'  '149'
                                          'artist'  "Lynn Castle With Last Friday's Fire"
                                     'text_people'  ''
                                         'release'  'Dimitri - Folk, Rock, Pop & Instruments'
                                           'title'  'Rose Colored Corner'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['psychedelic', 'stoner rock', 'pop', 'usa', 'psychedelic pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '105.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Folk, Rock, Pop & Instruments'
'TBPM' (BPM (beats per minute))                     '105.0'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TIT2' (Title/songname/content description)         'Rose Colored Corner'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Lynn Castle With Last Friday's Fire"
'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'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['psychedelic', 'stoner rock', 'pop', 'usa', 'psychedelic pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.505432'
'TXXX:youtube'                                      'PZXRZCF6jf4'

========================== row from database ==========================
                                              'id'  1511815
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/FolkRockPopInstrumentals/Lynn Castle With Last Friday_s Fire - Rose Colored Corner-PZXRZCF6jf4.mp3
                                         'working'  None
                                         'bitrate'  70
                                    'duration_sec'  149
                                           'genre'  ifs-songwriter
                                        'filesize'  1314880
                                           'mtime'  1637329485
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm FolkRockPopInstrumentals Friday_s PZXRZCF6jf4 ifs songwriter
                                      'tag_artist'  Lynn Castle With Last Friday's Fire
                                     'tag_release'  Dimitri - Folk, Rock, Pop & Instruments
                                       'tag_title'  Rose Colored Corner
                                             'bpm'  105.0
                                    'search_title'  'colored':2 'corner':3 'rose':1
                                   'search_artist'  'castle':2 'fire':8 'friday':5 'fridays':7 'last':4 'lynn':1 's':6 'with':3
                                  'search_release'  'dimitri':1 'folk':2,3 'instruments':7 'pop':6 'rock':4,5
                                     'search_rest'  'folk':7 'folkrockpopinstrumentals':1 'friday':2 'ifs':5 'instrumentals':10 'pop':9 'pzxrzcf6jf4':4 'rock':8 's':3 'songwriter':6
                                    'search_combo'  'castle':5B 'colored':2A 'corner':3A 'dimitri':12C 'fire':11B 'folk':13C,14C,25 'folkrockpopinstrumentals':19 'friday':8B,20 'fridays':10B 'ifs':23 'instrumentals':28 'instruments':18C 'last':7B 'lynn':4B 'pop':17C,27 'pzxrzcf6jf4':22 'rock':15C,16C,26 'rose':1A 's':9B,21 'songwriter':24 'with':6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['psychedelic', 'stoner rock', 'pop', 'usa', 'psychedelic pop']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329484.6633847  (2021-11-19 14:44:44)
                             'size'  1314880