======================== unified (from filesystem) ========================
                                         'bitrate'  '222.242'
                                        'duration'  '61'
                                          'artist'  'Cream'
                                     'text_people'  'Jack Bruce'
                                         'release'  'Those Were the Days Disc 2'
                                           'title'  '22 Falstaff Beer Commercial [In the Studio][#]'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues rock', 'blues', 'rock', 'psychedelic', 'classic rock']"
                                     'discogstags'  "['house', 'electronic', 'eurodance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials;set-pl-mor'
                                             'bpm'  '114.028'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Those Were the Days Disc 2'
'TBPM' (BPM (beats per minute))                     '114.028'
'TCOM' (Composer)                                   'Jack Bruce'
'TCON' (Content type, a.k.a. Genre)                 ['nonmusic-commercials', 'set-pl-mor']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         '22 Falstaff Beer Commercial [In the Studio][#]'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cream'
'TPE2' (Band/orchestra/accompaniment)               'Cream'
'TPUB' (Publisher)                                  'Polydor'
'TRCK' (Track number/Position in set)               '22'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:DeviceConformanceTemplate'                    'L1'
'TXXX:IsVBR'                                        '0'
'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:WM/EncodingTime'                              '18446744073388679296'
'TXXX:WM/MediaPrimaryClassID'                       '{D1607DBC-E323-4BE2-86A1-48A42A28441E}'
'TXXX:WM/Provider'                                  'AMG'
'TXXX:WM/ProviderRating'                            '7'
'TXXX:WM/ProviderStyle'                             'Rock'
'TXXX:WM/UniqueFileIdentifier'                      'AMGa_id=R   312989;AMGp_id=P     3983;AMGt_id=T  1676509'
'TXXX:WM/WMADRCAverageReference'                    '8640'
'TXXX:WM/WMADRCPeakReference'                       '29205'
'TXXX:WM/Year'                                      '1997'
'TXXX:WMFSDKNeeded'                                 '0.0.0.0000'
'TXXX:WMFSDKVersion'                                '9.00.00.2980'
'TXXX:discogstags'                                  ['house', 'electronic', 'eurodance']
'TXXX:lastfmtags'                                   ['blues rock', 'blues', 'rock', 'psychedelic', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.82 dB'
'TXXX:replaygain_track_peak'                        '0.381669'

========================== row from database ==========================
                                              'id'  968869
                                            'path'  /data/Music/Bulk/0nonmusic/00commercials-tv-radio-movietrailer/commercial_psa/Cream - Falstaff Beer Commercial [In the Studio][#].wma.mp3
                                         'working'  None
                                         'bitrate'  222
                                    'duration_sec'  61
                                           'genre'  nonmusic-commercials;set-pl-mor
                                        'filesize'  1709134
                                           'mtime'  1620524854
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00commercials tv radio movietrailer commercial_psa Studio][#].wma nonmusic commercials;set pl mor
                                      'tag_artist'  Cream
                                     'tag_release'  Those Were the Days Disc 2
                                       'tag_title'  22 Falstaff Beer Commercial [In the Studio][#]
                                             'bpm'  114.028
                                    'search_title'  '22':1 'beer':3 'commercial':4 'falstaff':2 'in':5,6 'studio':8,9 'the':7
                                   'search_artist'  'cream':1
                                  'search_release'  '2':6 'days':4 'disc':5 'the':3 'those':1 'were':2
                                     'search_rest'  '00commercials':2 '0nonmusic':1 'commercial':6 'commercials':13,15 'mor':18 'movietrailer':5 'nonmusic':12 'pl':17 'psa':7 'radio':4 'set':14,16 'studio':8,10 'tv':3 'wma':9,11
                                    'search_combo'  '00commercials':18 '0nonmusic':17 '2':16C '22':1A 'beer':3A 'commercial':4A,22 'commercials':29,31 'cream':10B 'days':14C 'disc':15C 'falstaff':2A 'in':5A,6A 'mor':34 'movietrailer':21 'nonmusic':28 'pl':33 'psa':23 'radio':20 'set':30,32 'studio':8A,9A,24,26 'the':7A,13C 'those':11C 'tv':19 'were':12C 'wma':25,27
                                    'tag_tracknum'  22
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['blues rock', 'blues', 'rock', 'psychedelic', 'classic rock']
                                        'tag_date'  1960
                                     'discogstags'  ['house', 'electronic', 'eurodance']

============================== file details ==============================
                                           'mtime'  1620524853.9931748  (2021-05-09 03:47:33)
                             'size'  1709134